—_______ are the hats?  —They are brown．

Remember ________ too much. It’s bad for your health.
A. don’t smoke
B. not smoke
C. not to smoke

It’s ______ for a fat woman to wear dark color clothes.
A. terrible         B. impolite      C. suitable

English is useful. Let’s try _______ best to learn it well.
A. us           B. our          C. ourselve

It’s raining _________ today. We can’t go for a picnic.
A. heavy         B. heavily         C. brightly

—__________ is the weather in Hainan in summer?   —It’s hot.
A. How        B. What           C. why

---Do you need any help with the box?  ---No, thank you. I can _____ to make it.

---What did you think of our performance on the charity show?
---Wonderful. I don’t think I can see a ______ one.

 Peter likes pop music, but ______ his father ______ his mother likes it.

In summer, there is plenty of rain for the grass to grow.