中学生世界八年级英语沪教版五四制
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I. Choose the best answer.
( )1. I'll tell you ______ Jessica comes back.
A. as
B. since
C. until
D. before
答案：A
( )2. ______ he was doing his homework, the phone rang.
A. Since
B. Until
C. While
D. Before
答案：C
( )3. ______ time went on, Tom made great progress.
A. As
B. When
C. Since
D. Until
答案：A
( )4. I will meet you at the gate ______ I finish cleaning my room.
A. before
B. as
C. until
D. after
答案：D
( )5. He will not believe it ______ he sees the present with his own eyes.
A. until
B. when
C. after
D. as
答案：A
( )6. He had learned a little Chinese ______ he came to China.
A. before
B. when
C. as
D. until
答案：A
II. Complete the sentences with the given words in the box.
before when until while as soon as after
1. ______ Mary was a child, she played the piano very well.
2. ______ you go to school, you'd better have your breakfast.
3. I will make a phone call to you ______ I get to Los Angeles. I won't make you worry about me.
4. ______ I was doing my homework, something dropped on the floor and made a loud noise.
5. The singer didn't show up at the concert ______ three hours later.
答案：1. When
2. Before
3. as soon as
4. While
5. until
III. Make up sentences with the words or phrases given.
1. before, the case, jump to a conclusion, you, investigate, never
2. the birds, the, won't, to, south, until, it, leave for, snow, begins
3. on vacation, was away, broke into, someone, Jane's house, she, while
4. he, left, his office, didn't, he, close the window, when
5. successfully, ten years ago, three books, since, has written, she
答案：1. Never jump to a conclusion before you investigate the case.
2. The birds won't leave for the south until it begins to snow.
3. Someone broke into Jane's house while she was away on vacation.
4. He didn't close the window when he left his office.
5. She has written three books successfully since ten years ago.
IV. Complete the sentences.
1. Before we go to the History Museum, _____.
2. Students must be careful when, ______. 3. After she finished reading the story, ________. 4. As I was walking home from school, ________. 5. She read the article again and again until ________. 6. While my father was driving to work, ________.
答案：1. Before we go to the History Museum, we should learn some background knowledge. 2. Students must be careful when they cross the road. 3. After she finished reading the story, she wrote a review about it. 4. As I was walking home from school, I met an old friend. 5. She read the article again and again until she understood it completely. 6. While my father was driving to work, he listened to the news on the radio.
