句型转换，每空一词。

1. My vacation was great!(就画线部分提问)

               was your vacation?

2. 1 went to summer camp during my holiday.(就画线部分提问)

                         you            during your holiday?

3. The weather was hot and humid.(就画线部分提问)

   _____was the weather?

4. Ann went to the mountain by car．(就画线部分提问)

   _____ _____ Ann _____to the mountain?

5. Tom was in the New York City last year.(改为一般疑问句)

    _____Tom in the New York City last year

自动调频调载装置中，调整器应具有：正确判断极性，有一定的延时和（）的功能。

A.故障报警

B.负反馈

C.具有不灵敏区

D.自检