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

A. Snows it

B. Is snowing

C. It snows

D. Snowing is

Câu 1: Most of the milk............ gone bad. Six gallons of milk ............ still in there frigerator.

A. has - are

B. have - is

Câu 2: The ................ of dark red spots is one of the first signs of the disease.

A. appearance

B. appearing

C. appear 

Câu 3: Sarah and her husband ................. the movies last Saturday.

A. Was going

B. went to

C. they went

D. went they to

Câu 4: There ................ to be some people left in that town after yesterday's flood.

A. have

B. has

Câu 5: .............. I think it’s useful to write anoutline of your essay before you start to write the first draft.

A. Interestingly,

B. Definitely,

C. Personally,

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

A. Is

B. Are