Câu hỏi: Everyone selected to serve on this jury ............... to be willing to give up a lot of time.

A. have

B. has

Câu 1: Mark ............. at the party last night.

A. were happy

B. happy was

C. was happy

D. was he happy

Câu 2: Some of the grain .................... to be contaminated.

A. appear

B. appears

Câu 3: Carlos is the only one of thosestudents who       ............. lived up to thepotential described in the yearbook.

A. has

B. have

Câu 4: A large number of voters still ............... along straight-party lines.

A. votes

B. vote

Câu 5: ................. a lot in the mountains.

A. Snows it

B. Is snowing

C. It snows

D. Snowing is

Câu 6: ...........my boss or my sisters in the uniongoing to win this grievance?

A. Is

B. Are