题目内容：

用所.给短语的适当形式填空（10分）

a wonderful experience ,more than ,get bad marks,on earth,all the time

1.What _______did you talk about just now?

2.Travelling around the space will be _________for us .

3.I’m afraid I________in the coming exam.

4.He has traveled _______ten cities.

85.His dog follows him everywhere _________.