—Let’s go out for a walk.
—You’d better not. These days the air is getting much ________ than it was before.
A. better B. worse C. cleaner D. easier
—Dinner is ready. Help yourself, please!
—Wow! It ________ delicious. You are really good at cooking.
A. gets B. Sounds
C. tastes D. turns
—________ exciting the movie Strangers on a Trainis!
—Sure, I have seen it three times.
A. What B.What an
C. How D. How an
It’s pity that some children prefer to eat junk food ________ it’s not good for their health.
A. although B. if C. as D. when
—Oh, it’s too difficult for me ________ the work in such a short time.
—Anything is possible if you put your heart into it.
A. finish
B. finishing
C. finished
D. to finish
________ Jim________ Sue may go camping with you on Tuesday, because they are not allowed to go out on school days.
A. Either… or
B. Neither… nor
C. Both… and
D. Not only… but also
