题目内容：

完成句子

1.我应该怎么做呢？

What           I          ？

2.100年后将会有更少的树木

There will be           trees           100 years.

3.那女孩在购物的时候，外星人走了过来。

While the girl                    the alien got out.

4.她说她对我生气了。

She said that she was                   me

5.如果你骑单车的话你就会迟到

If you ride a bike, you               late.