Question

在横线上填入所缺部分，使句子完整（注意：每空不止一个单词）

1.Unless you go along the river , you _____________________( 迷路) in the forest.

2._____________________________________________( 减少空气污染) is everyone’s duty.

3.The book Tiny Times written by Guo Jingming ________________________________( 值得一读).

4.----I called you just now , but got no answer.

  ---- Sorry。 I_____________________________________( 发送电子邮件)in the library then.

5.I think this journey is _________________________________________( 最愉快的经历).

 

Answer 1

【答案】

 

1.will get lost / will be lost / will lose your way

2.To reduce/ Reducing air pollution

3.is worth reading

4.was sending/ writing an e-mail / e-mails

5.the happiest / most pleasant / enjoyable experience

【解析】

1.前面是条件状语从句，后面是主句，用一般将来时。     

2.此动词短语做主语，可用不定式或者现在分词形式。

3.be worth doing sth“值得做……”，表示现在的情况，用一般现在时。                            

4.句末有then，时间是当时打电话时，强调当时正在进行，用过去时行时；

5.使用形容词的最高级形式。