________ is really rude to cut in line while other people are waiting their turn.

A. One B. It C. This D. That

There are some places where I never feel ________. For example, public rest rooms.

A. save B. safe C. safely D. safety

The company is looking ________ staff who are willing to learn new skills.

A. for B. at C. up D. after

Dogs are good pets, ________ I do not like it when they leave hair all over.

A. or B. but C. and D. so

--How was the opening ceremony of the Winter Olympics?

--It wasn’t ________ as I thought it would be.

A. exciting B. more exciting C. so exciting D. most exciting

I ________ a mystery movie on TV this time yesterday.

A. watch B. am watching C. watched D. was watching

I ________ open this window. I think it’s stuck.

A. can’t B. needn’t C. mustn’t D. had better not

This article mainly talks about how ________ the environment.

A. protect B. protects C. to protect D. protecting

He denied ________ the wild party while his parents were out of town.

A. have B. to have C. having D. to having

When Jack entered the room, I didn’t recognize him because he ________ so much weight.

A. had lost B. loses C. has lost D. would lose