It's much easier to make friends ________ you have similar interests.

A. unless B. when

C. even though D. so that

Close the door of fear behind you，and you ________ the door of faith open before you.

A. saw B. have seen

C. will see D. are seeing

At the beginning of the class, the teacher said to us, “Open your books and ________page 64, please.”

A. turn down B. turn on

C. turn to D. turn up

The director commanded that everyone ________his advice.

A. must follow B. followed

C. had followed D. follow

The park was full of people, ________ themselves in the sunshine.

A. having enjoyed B. enjoyed

C. enjoying D. to enjoy

As a mother of two young boys, she knows the difficulties of keeping kids ________.

A. to entertain B. entertaining

C. entertained D. entertain

We need to get to the root of the problem ________ we can solve it.

A. while B. after

C. before D. as

Around two o'clock every night, Sue will start talking in her dream. It somewhat________us.

A. bothers B. had bothered

C. would bother D. bothered

There is hard evidence ________ George has something to do with the murder.

A. which B. what

C. why D. that

The children________lost in the woods; otherwise, they would have been at the lakeside camp as scheduled.

A. must have got B. must get

C. should have got D. should get