—________ exciting the movie is!
—Sure, I have seen it three times.
A. What B. What an C. How D. How an
—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
You get wet all over. It must be raining ________ outside.
A. heavily B. hardly
C. carefully D. loudly
—Dinner is ready. Help yourself, please!
—Wow! It ________ delicious. You are really good at cooking.
A. gets B. sounds C. tastes D. turns
As a student, we should keep our classroom ________.
A. dirty B. clean C. clear D. noisy
Some children prefer to eat junk food ________ it’s not good for their health.
A. although B. if C. as D. when
