练习答案 Key to written exercises

1．关键句型练习答案

A detectives were waiting(1.1); They were expecting(1.2);

detectives were waiting(1.5); others were waiting(1.6);two detectives were keeping guard(11.7-8)

B 1 When the plane arrived, some of the detectives were waiting inside the main building while others were waiting on the airfield.

2 When two of the detectives opened the parcel, two others were keeping guard at the door.

C (sample answers)

1 I was getting into my bath when you telephoned me.

2 I was reading Hamlet when you saw me in the library this morning.

3 I was saying that you must see the new film when you interruped me.

D 1 was leaving…arrived 2 worked/ was working…was sitting/ sat3 was walking…met

4 was reading…heard

5 was preparing…set/ was setting

6 dropped…spoke

2．难点练习答案

1 He gave all his books away.

2 She woke the children up early this morning.

4 They cut the king's head off.

5 Put your hat and coat on.

7 Help me to lift this table up.

8 Take your shoes off and put your slippers on.

11 They have pulled the old building down.12 Make your mind up.

14 She threw all those old newspapers away.

3．多项选择题答案

1 b  2 c  3 c  4 d  5 a  6 c

7 d  8 a  9 c  10 b  11a  12 b

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