📚 Year 7 Cambridge Accounting: Unit Test Mock Exam Analysis | 剑桥7年级会计：单元测试模拟卷解析
This mock exam analysis is designed to help Year 7 students consolidate their understanding of fundamental accounting concepts covered in the first term. The unit test focuses on the accounting equation, classification of accounts, double‑entry recording, balancing T‑accounts, and preparing a trial balance. Each question is broken down with model answers and detailed explanations, allowing you to spot common mistakes and build confidence before the actual assessment.
这份模拟卷解析旨在帮助7年级学生巩固第一学期所学的会计基础概念。单元测试重点包括会计等式、账户分类、复式记账、T型账户结平以及试算平衡表的编制。每道题目都配有标准答案和详细解释，帮助你发现常见错误，在实际评估前建立信心。
1. Question 1: Classification of Accounts | 问题1：账户分类
The first question typically asks you to sort a list of items into Assets, Liabilities, and Owner’s Equity. Let’s classify these common items: Cash at bank, Loan from a friend, Capital contributed by the owner, Inventory of goods for resale, and Bank overdraft.
第一道题通常要求你将一系列项目归类为资产、负债和所有者权益。我们来对下列常见项目进行分类：银行存款、向朋友借的贷款、所有者投入的资本、待售商品存货以及银行透支。
Cash at bank is an Asset because it is a resource controlled by the business that will bring future economic benefits. Inventory is also an Asset for the same reason.
银行存款属于资产，因为它是由企业控制的、预期能带来未来经济利益的资源。存货也是基于同样原因被归类为资产。
A loan from a friend represents an amount the business owes, so it is a Liability. A bank overdraft is also a Liability, as the business must repay the bank.
向朋友借的贷款代表企业欠下的金额，因此属于负债。银行透支同样是负债，因为企业必须向银行偿还。
Capital contributed by the owner is Owner’s Equity, showing the owner’s stake in the business. The correct classification: Assets (Cash at bank, Inventory); Liabilities (Loan from friend, Bank overdraft); Owner’s Equity (Capital).
所有者投入的资本属于所有者权益，反映所有者在企业中的份额。正确答案是：资产（银行存款、存货）；负债（朋友贷款、银行透支）；所有者权益（资本）。
2. Question 2: The Accounting Equation in Action | 问题2：会计等式的应用
The accounting equation states: Assets = Liabilities + Owner’s Equity. Question 2 often provides total assets and liabilities and asks you to calculate equity. If assets are $5,000 and liabilities are $2,000, then Owner’s Equity = $5,000 − $2,000 = $3,000.
会计等式为：资产 = 负债 + 所有者权益。问题2通常会给出总资产和总负债，要求计算权益。如果资产为$5,000，负债为$2,000，那么所有者权益 = $5,000 − $2,000 = $3,000。
Suppose the owner then invests an additional $1,000 cash. Both sides of the equation increase: Assets become $6,000, and Owner’s Equity becomes $4,000. The equation still balances.
假设所有者随后又投入了$1,000现金。等式两边同时增加：资产变为$6,000，所有者权益变为$4,000。等式依然保持平衡。
If the business later pays off $500 of the loan, Assets decrease by $500 (cash goes down) and Liabilities decrease by $500 (loan reduced). This dual effect keeps the equation in balance, a core principle of double‑entry bookkeeping.
如果企业随后偿还$500贷款，资产减少$500（现金减少），负债也减少$500（贷款减少）。这种双重影响使等式保持平衡，这是复式记账的核心原则。
3. Question 3: Double‑Entry Recording in T‑accounts | 问题3：T型账户中的复式记账
In this type of question you record a series of transactions in T‑accounts. For example: 1) Started business with $10,000 cash. 2) Purchased goods for $3,000 cash. 3) Sold goods for $1,500 cash (cost of goods sold is not always required at this stage).
这类题目要求你在T型账户中记录一系列交易。例如：1) 投入$10,000现金开始经营。2) 用现金购买商品$3,000。3) 以$1,500现金卖出商品（本阶段不一定要求记录销售成本）。
For the first transaction, debit Cash $10,000 (asset increasing) and credit Capital $10,000 (equity increasing). For the second, credit Cash $3,000 (asset decreasing) and debit Purchases (an expense that reduces equity) $3,000.
第一笔交易，借记现金$10,000（资产增加），贷记资本$10,000（权益增加）。第二笔交易，贷记现金$3,000（资产减少），借记购货（费用，减少权益）$3,000。
For the cash sale, debit Cash $1,500 (asset up) and credit Sales revenue $1,500 (income increases equity). Always remember: every transaction affects at least two accounts, with total debits equalling total credits.
对于现金销售，借记现金$1,500（资产增加），贷记销售收入$1,500（收入增加权益）。务必牢记：每笔交易至少影响两个账户，且借方总额必须等于贷方总额。
4. Question 4: Balancing Off T‑Accounts | 问题4：T型账户的结平
Once entries are posted, you need to balance off the T‑accounts. Take the Cash account with total debits of $10,000 and total credits of $3,000. The debit side is larger, so the difference is $7,000. This is the balance carried down (c/d) on the credit side, and then brought down (b/d) on the debit side.
在完成过账后，你需要对T型账户进行结平。以现金账户为例，借方总额$10,000，贷方总额$3,000。借方金额更大，差额为$7,000。这个差额作为余额结转（c/d）记在贷方，然后作为余额承前（b/d）记在借方。
The balancing‑off entries appear as: 31 Jan Balance c/d $7,000 on the credit side, and 1 Feb Balance b/d $7,000 on the debit side. Never leave the account with a one‑sided figure; both sides must be made equal before carrying down the balance.
结平的分录显示为：1月31日 余额结转（c/d）$7,000记在贷方，2月1日 余额承前（b/d）$7,000记在借方。绝不能使账户只显示一边的金额；在结转余额之前，必须使两边金额相等。
When balancing a liability account such as Loan, if credits exceed debits, the balancing figure appears on the debit side as c/d and carries forward to the credit side.
在结平负债类账户（如贷款）时，如果贷方金额超过借方，平衡金额会以c/d的形式出现在借方，并结转至下一期的贷方。
5. Question 5: Trial Balance Preparation | 问题5：试算平衡表的编制
A typical question presents a list of account balances and asks you to prepare a trial balance. Debit balances include Assets (Cash, Inventory, Equipment) and Expenses (Rent, Wages). Credit balances include Liabilities (Trade payables, Loan), Owner’s Equity (Capital), and Income (Sales).
一道典型的题目会给出一系列账户余额，要求你编制试算平衡表。借方余额包括资产（现金、存货、设备）和费用（租金、工资）。贷方余额包括负债（应付账款、贷款）、所有者权益（资本）和收入（销售）。
| Account | Debit ($) | Credit ($) |
|---|---|---|
| Cash | 7,000 | |
| Inventory | 2,000 | |
| Capital | 10,000 | |
| Loan | 1,500 | |
| Sales | 1,500 | |
| Purchases | 3,000 | |
| Totals | 12,000 | 13,000 |
In the example above, the debit total ($12,000) does not equal the credit total ($13,000). This indicates an error that must be investigated, such as a missing debit of $1,000 perhaps for an expense or an understated credit.
在上表中，借方总额（$12,000）不等于贷方总额（$13,000）。这表明存在必须调查的错误，比如可能遗漏了一笔$1,000的借方费用，或者贷方金额少记。
6. Question 6: Identifying Errors When the Trial Balance Does Not Balance | 问题6：试算平衡表不平时的错误识别
Common errors that cause an unequal trial balance include: entering only one side of a transaction, making a calculation mistake while balancing an account, posting a different amount to the debit than to the credit, or omitting an account balance totally from the list.
导致试算平衡表不平的常见错误包括：只记录了交易的单边分录，结平账户时计算错误，过账时借方和贷方金额不一致，或者完全遗漏了某个账户的余额。
For instance, if you paid $200 for electricity but only debited Electricity expense and forgot to credit Cash, the trial balance would be out by $200. Re‑checking postings and adding up columns again usually locates the mistake.
例如，你支付了$200电费，但只借记了电费支出，忘记贷记现金，那么试算平衡表就会出现$200的差额。重新检查过账并再次合计各栏通常能找出错误。
Another tricky error is transposition, e.g., writing $64 as $46. The difference will be divisible by 9, giving a clue to the mistake. Always double‑check figures when copying from ledger accounts.
另一个容易出错的陷阱是数字换位，比如把$64写成$46。差额能被9整除，这是寻找错误的一个线索。从分类账抄录数字时一定要仔细核对。
7. Question 7: Effect of Transactions on the Accounting Equation | 问题7：交易对会计等式的影响
This question tests whether you can analyse how a transaction changes Assets, Liabilities, and Owner’s Equity. Consider these three transactions: a) Bought furniture on credit $800; b) Paid salary $500; c) Owner withdrew $200 for personal use.
这道题考查你是否会分析交易如何改变资产、负债和所有者权益。考虑以下三笔交易：a) 赊购家具$800；b) 支付工资$500；c) 所有者提款$200供个人使用。
Transaction (a): Furniture (Asset) increases by $800, and Trade payables (Liability) increases by $800. The equation expands: Assets +$800 = Liabilities +$800 + Equity.
交易（a）：家具（资产）增加$800，应付账款（负债）增加$800。等式变为：资产+$800 = 负债+$800 + 权益。
Transaction (b): Cash (Asset) decreases by $500, and Owner’s Equity falls by $500 because salary is an expense. The equation reduces: Assets −$500 = Liabilities + (Equity −$500).
交易（b）：现金（资产）减少$500，所有者权益减少$500，因为工资属于费用。等式减少为：资产−$500 = 负债 +（权益−$500）。
Transaction (c): Cash decreases by $200, and Owner’s Equity decreases by $200 through ‘Drawings’. The equation contracts: Assets −$200 = Liabilities + (Equity −$200). The balance is maintained in every case.
交易（c）：现金减少$200，所有者权益通过“提款”减少$200。等式缩小为：资产−$200 = 负债 +（权益−$200）。每种情况下等式都保持平衡。
8. Question 8: Comprehensive Revision Exercise | 问题8：综合复习练习
A final question often combines several skills. Assume a business starts with $20,000 cash. It buys equipment for $5,000 cash and inventory on credit for $2,000. It then sells half the inventory for $1,500 cash. You are asked to record transactions, post to T‑accounts, balance off, and extract a trial balance.
最后一道题通常会综合多种技能。假设企业以$20,000现金起步。以$5,000现金购买设备，赊购$2,000商品。然后以$1,500现金出售一半存货。要求记录交易、过入T型账户、结平并编制试算平衡表。
Post the opening entry: Debit Cash $20,000, Credit Capital $20,000. Equipment purchase: Debit Equipment $5,000, Credit Cash $5,000. Credit purchase: Debit Inventory $2,000, Credit Trade payables $2,000. Sale: Debit Cash $1,500, Credit Sales $1,500.
过账起始分录：借记现金$20,000，贷记资本$20,000。购买设备：借记设备$5,000，贷记现金$5,000。赊购：借记存货$2,000，贷记应付账款$2,000。销售：借记现金$1,500，贷记销售收入$1,500。
After posting, Cash shows debits $20,000 + $1,500 = $21,500 and credits $5,000, giving a debit balance of $16,500. Equipment is $5,000 debit, Inventory $2,000 debit, Trade payables $2,000 credit, Capital $20,000 credit, Sales $1,500 credit. The trial balance totals: Debits $23,500, Credits $23,500.
过账后，现金显示借方$20,000+$1,500=$21,500，贷方$5,000，得出借方余额$16,500。设备为借方$5,000，存货借方$2,000，应付账款贷方$2,000，资本贷方$20,000，销售收入贷方$1,500。试算平衡表总额：借方$23,500，贷方$23,500。
This comprehensive task mirrors a full unit test. If your trial balance matches, you have correctly applied double‑entry rules and balanced the accounts. Review any step where the totals did not agree to solidify your understanding.
这项综合任务模拟了一次完整的单元测试。如果你的试算平衡表平了，说明你正确应用了复式记账规则并结平了账户。检查任何总账不平的步骤，以巩固理解。
Published by TutorHao | Accounting Revision Series | aleveler.com
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