Question

用should，shouldn't，ought，oughtn't填空。

1．－There's someone at the door．Didn't you hear the bell?

－It ________ to be George．

2．－Ann is getting fat．

－She ________ eat too much．

3．－Alice knows little about the newspaper．

－We ________ to elect her as editor．

4．－King Kong is on at the cinema．

－We ________ see it now．

5．You ________ to do as he says．

6．It's seven o'clock now．We ________ start at once．

7．－________ I to write to say thank you?

－Yes, I think so．

8．They ________ to let their dog run on the road．

9．He often coughs．He ________ stop smoking．

10．Cindy is too small．You ________ leave her alone in the house．

Answer 1

答案：
解析：

1．ought　2．shouldn't　3．oughtn't　4．should　5．ought　6．should　7．Ought　8．oughtn't　9．should　10．shouldn't