1、他总是打扮的很时髦 2、我们所学的是非常有帮助的 3、以后我会拜访你的（drop in on） 4这个城市是我看见过

1.His dressings are always in fashion.
2.What we have learnt is very helpful.
3.I will drop in on you in the future.
4.This is the most beatiful city I have ever seen.
5.He is too young to read.
6.This road is five times longer than that road.
7.This year our product have increased 20% than before.
8.I saw a thief stealing a woman's purse when I was walking in the street.
9.What I see differs to what you do.
虽然好多题吧,天天开心!