新概念英语第一册课后题及答案：Lesson89-90

新概念英语第一册课后题及答案：Lesson89-90

Written exercises 书面练习 A Write questions and answers.

模仿例句就以下句子提问，并作出否定的回答。 Example：

He read this book last week.

QUESTION：Did he read this book last week? NEGATIVE：He didn't read this book last week. 1 The sun set at twenty past seven. 2 He ate his lunch at one o'clock. 3 They did their homework last night. 4 He came by car this morning. 5 The sun rose at half past five. 6 We swam across the river yesterday. B Answer these questions. 模仿例句回答以下问题。 Examples：

Did you read this book last week? Yes ,I read this book last week. What about Penny?

She hasn't read this book yet.

1 Did you do your homework last night? What about Tom?

2 Did Mrs. Jones go to the butcher's this morning? What about Mrs. Williams?

3 Did you speak to him yesterday? What about Susan?

4 Did George swim across the river an hour ago? What about Sam?

5 Did you see that film yesterday? What about Sam and Penny?

6 Did Tim take off his shoes a minute ago? What about Frank? 答案 Lesson 90 A

1 Did the sun set at twenty past seven? The sun didn't set at twenty past seven.

2 Did he eat his lunch at one o'clock? He didn't eat his lunch at one o'clock.

3 Did they do their home work last night? They didn't do their homework last night.

4 Did he come by car this morning? He didn't come by car this morning.

5 Did the sun rise at half past five? The sun didn't rise at half past five.

6 Did you swim across the river yesterday? We didn't swim across the river yesterday. B

1 Yes, I did my homework last night. He hasn't done his homework yet.

2 Yes, Mrs. Jones went to the butcher's this morning. Mrs. Williams hasn't been to the butcher's yet.

3 Yes, I spoke to him yesterday. She hasn't spoken to him yet.

4 Yes, George swam across the river an hour ago. Sam hasn't swum across it yet.

5 Yes, I saw the film yesterday. Sam and Penny haven't seen the film yet.

6 Yes, Tim took off his shoes a minute ago. Frank hasn't taken off his shoes yet.