2025年怎樣學(xué)好初中英語八年級英語上冊滬教版五四制
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A1 Complete the sentences with when, as, before, after or until. 用when, as, before, after或until完成句子。
8. We need to pass a test
before
we get a driver's licence.
9. You can eat the dessert
after
you finish your vegetables on the plate!
10. The baby cried
until
her mother picked her up.
答案：8. before
解析：“在拿到駕照之前我們需要通過考試”，before表示“在……之前”，符合邏輯，拿到駕照前要通過考試。
9. after
解析：“吃完盤子里的蔬菜之后你才能吃甜點(diǎn)”，after表示“在……之后”，符合語境。
10. until
解析：“嬰兒一直哭，直到她媽媽抱起她”，until表示“直到……為止”，即媽媽抱起她之前一直在哭，符合句意。
A2 Correct the mistake in each sentence. 仿照示例改正句子中的錯誤。
1. When I
finish
my homework, I will watch TV. → ________
2. She didn't go to bed until she
finished
her project. → ________
3. After he arrived, we
started
the meeting. → ________
4. I
will wait
here until the rain stops. → ________
5. Before the teacher came, the students
were
talking loudly. → ________
6. When he was young, he
played
basketball every day. → ________
答案：1. finish
解析：when引導(dǎo)的時間狀語從句，主句用一般將來時，從句用一般現(xiàn)在時，所以will finish改為finish。
2. finished
解析：until引導(dǎo)的時間狀語從句，主句用一般過去時，從句也用相應(yīng)的過去時態(tài)，will finish改為finished。
3. started
解析：after引導(dǎo)的時間狀語從句，從句用一般過去時，主句也用一般過去時，start改為started。
4. will wait
解析：在 “until” 引導(dǎo)的時間狀語從句中，遵循 “主將從現(xiàn)” 的原則，即主句用一般將來時, wait改為will wait。
5. were
解析：before引導(dǎo)的時間狀語從句，從句用一般過去時，主句也用一般過去時，are改為were。
6. played
解析：when引導(dǎo)的時間狀語從句用一般過去時，主句也用一般過去時，plays改為played。
A3 Rewrite the sentences by using the given conjunctions. 仿照示例用所給連詞改寫句子。
1. The students cleaned the classroom. Then they went home. (after)
After the students cleaned the classroom, they went home.
2. I will finish my work. I will go to the park. (when)
________
3. The film will start. Turn off your phone. (before)
________
4. He stayed at the office. The meeting ended. (until)
________
5. I saw Lucy. I was getting on the underground train. (as)
________
6. The train left. We reached the platform. (after)
答案：2. When I finish my work, I will go to the park.
解析：用when連接，“當(dāng)我完成工作時，我會去公園”，when引導(dǎo)時間狀語從句，主句用一般將來時，從句用一般現(xiàn)在時。
3. Turn off your phone before the film starts.
解析：用before連接，“在電影開始前，關(guān)掉你的手機(jī)”，before引導(dǎo)時間狀語從句，主句是祈使句，從句用一般現(xiàn)在時表將來。
4. He stayed at the office until the meeting ended.
解析：用until連接，“他待在辦公室直到會議結(jié)束”，until表示“直到……為止”。
5. I saw Lucy as I was getting on the underground train.
解析：用as連接，“當(dāng)我正在上地鐵時，我看到了露西”，as表示“當(dāng)……時”，強(qiáng)調(diào)動作同時進(jìn)行。
6. After we reached the platform, the train left.
解析：用after連接，“在我們到達(dá)站臺之后，火車離開了”，after引導(dǎo)時間狀語從句，主句和從句都用一般過去時。
A4 Put the sentences into English. 翻譯下列句子。
1. 我做完作業(yè)后，會去騎自行車。
________
2. 直到媽媽回家，我才開始吃飯。
________
答案：1. After I finish my homework, I will go cycling.
解析：“做完作業(yè)后”用after引導(dǎo)時間狀語從句，“我會去騎自行車”主句用一般將來時，從句用一般現(xiàn)在時，“騎自行車”譯為go cycling。
2. I didn't start eating until my mother came home.
解析：“直到……才”用not...until...結(jié)構(gòu)，“開始吃飯”譯為start eating，“媽媽回家”是過去發(fā)生的動作，用一般過去時came home，主句也用一般過去時，所以是I didn't start eating until my mother came home。
