动词填空用括号内所给动词的适当形式填空1.          (leave)theproblemaloneun...

问题详情：

动词填空 用括号内所给动词的适当形式填空

1.           (leave) the problem alone unless you can solve it right now .

2. Mr Smith’s plane _______________ (not arrive). Let’s wait for him here.

3. The Greens _______________ (have) supper when suddenly there was a knock at the door.

you decide to do so , do you realize what danger              (face) ?

works of art he devoted his lifetime to              (show ) in the museum last month .

6. As soon as Steve finishes the job, he _______________ (allow) to have two weeks off.

7. The dried flowers _______________ (not sell) as well as the fresh ones now.

8. You will make many mistakes if you ___________ (be not) careful.

【回答】

1. leave  2. hasn’t arrived   3. were having  face

5. were shown       6. will be allowed ’t sell 8. aren’t

知识点：语法填空

题型：完成句子