2. 什么导致了警方停止搜寻目击者?

What 　　　　　　the police to stop 　　　　　　for the 　　　　　?

1. 在老师的帮助下，小王的英语学习取得了很大的进步。

Xiao Wang has 　　　　　　　　　　　　　　　　　　in English 　　　　　　his teachers’ help.

5. I even get 　　　　　(frighten) when I hear a plane fly over.

4. It 　　　　　(snow) for three days, we 　　　　　(have)too much snow this winner already.

3. The puzzled look on her face suggested that she 　　　　　(not expect) it.

2. With science and technology 　　　　　(develop) so fast, our world is becoming smaller.

1. If 　　　　　(invite), I will go to the party.

5. It is said that human beings came into e　　　　　 　about millions of years ago.

4. We had better do some market 　　　　　(研究)before we produce this car phone.

3. I never consider the 　　　　　(可能性)of going to the United States.