How bizarre! The class is going for____autumn outing on such____awful weather!

A. the; an

B. the; /

C. /; the

D. an;/

I know it's hard to say goodbye. So why____choose to stay?

A. not to

B. not

C. to

D. /

The U.S. president, who has announced that the U.S. will shoulder a greater responsibility across the world, ____this poverty-stricken country in Africa soon.

A. will be visiting

B. visits

C. has visited

D. visited

It____that the UFO had appeared in the small town and hovered over the square in it for quite a long time.

A. has said

B. had said

C. was said

D. is said

The police’s advice was that no one____his luggage unattended at the airport.

A. leaves

B. left

C. leave

D. will leave