I will watch TV after __________ my homewok.

题目

I will watch TV after __________ my homewok.
A,finishing
I started _____ the piano when I was ten years old.
B,playing
e.g.:
what do do you usually ___ in your exam
a,achieve
是因为achieve 的意思是取得成绩,而exam 的意思是测试.）
Many children are keen ___ computer games .
B,on
是因为be keen on 是个固定搭配,意思是非常喜爱,热衷于
主要还是因题而异拉
Don’t ___ your parents.It’s impolite.
B,shout at
What would you like to ___ at the meeting?
C,say
Tom has a new computer .Do you know when ___ it.
D,he got

答案

after 是介词,后面的动词不能用原形
固定结构：start to do sth.或start doing sth.