The director commanded that everyone ________his advice.
A. must follow B. followed
C. had followed D. follow
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
A. saw B. have seen C. will see D. are seeing
It's much easier to make friends ________ you have similar interests.
A. unless B. when
C. even though D. so that
Interest is as ________ to learning as the ability to understand，even more so.
A. vital B. available
C. specific D. similar
We would rather our daughter ________ at home with us, but it is her choice, and she is not a child any longer.
A. would stay B. has stayed
C. stayed D. stay
