–Look! A man is cutting a tree on the moon.
--It ______ be true. The teacher said there is no air on the moon.
| A．can’t | B．may not |
| C．shouldn’t | D．mustn’t |
These boys are our friends. ______ often help _______.
| A．They; us | B．They; we | C．We; they | D．He; them |
—Do you like pears? —________. I like bananas.
| A．Yes, I do | B．No, I don't |
| C．Yes, you're right | D．Sure |
Let's ______ and ______ the basketball match.
| A．go; watches | B．goes; watch |
| C．goes; watches | D．go; watch |
—What do you like _______ lunch? —I like beef and vegetables.
| A．in | B．at | C．for | D．on |
This book is very ________. I don't like reading it.
| A．interesting | B．fun |
| C．difficult | D．relaxing |