4.Your coat is (　　　 )(　　　　 )style.You should throw it away .

3.He often argue (　　　　　 )his classmates (　　　　　 )the maths problems.

2. (　　　　 ) the future, I want to be a scientist.

1.In summer,he fell (　　　 )love (　　　 )a good-looking young man.

5、青少年不应该被允许吸烟。

4、如果我去美国了你该怎么办？

3、我过去不常去美国。

2、对我来说，学好英语是不容易的。

1、每天早晨读英语是学好英语的好方法。

43..There are three policemen are (　　　 )duty all day and all night.