Choose the letter A, B, C or D the word that has the underlined part different from others.

A. She must come to our party tonight.

B. She may come to our party tonight.

C. She had better come to our party tonight.

D. She should come to our party tonight.

A. The telephone rang while we were having dinner.

B. The telephone rang where we were having dinner.

C. The telephone rang what we were having dinner.

D. The telephone rang how we were having dinner.

A. I have of doing office experience work.

B. I have experience of doing office work.

C. I have doing experience of office work.

D. I have experience of office work doing.

A. What is most important volunteer activity in our area?

B. What is most important volunteer activity at our area?

C. What is the most important volunteer activity at our area?

D. What is the most important volunteer activity in our area?

A. make

B. have

C. give

D. do

A. a

B. the

C. an

D. 0

A. to go

B. go

C. going

D. went