完成句子。

He didn't want to go to school, so he ________　________(装病)．

完成句子。

We have arranged to play tennis on Saturday, ________　________(时间允许的话)．

Circumstances do not permit me to help you(同义句替换)

Circumstances do not permit ________　________　________．

完成句子。

Mary's father will not ________　________　________　________　________　________(允许她熬夜)．

完成句子。

You must ________　________　________(弄一张许可证)if you want to keep a gun．

完成句子。

________　________(如果天气允许的话)，we are going to go outing tomorrow．

完成句子。

We don't permit ________　________　________　________(在办公室里面吸烟)．

完成句子。

Will you permit an old pupil ________　________　________　________　________(跟您握握手好吗)？

完成句子。

He would not permit ________　________　________　________　________　________(浪费一粒粮食)．

完成句子。

浓雾使我们看不到任何东西。

We ________　________ by heavy smog ________　________ anything．