5．sing→singing和are 一起构成现在进行时

4．with→and

3．runing→running

2．meeting→meet.运动会，应说sports meet

1．Now 后加it.指时间.

10.

10．for→to. 短语show sth. to sb.意思是“把某物给某人看”

9．papers→paper. paper是不可数名词

8．takes 后加out. take out 意思是“取出，拿出”

7．how后加to. 知道如何干某事应说know how to do sth.