题目：
用所给短语的适当形式填空。
in my opinion afraid of go skiing go on on business
1. Don't stop! Let’s ________ reading it.
2. ________,using cellphone has a lot of good effects (影响).
3. My brother will go to New York________next week.
4. Don’t be ________ the dog. It is friendly to us.
5. When I have free time, I would like to ________ with my sister.
答案：
1. go on
2. In my opinion
3. on business
4. afraid of
5. go skiing
