All the students in Class 5 will climb the mountain if it _______ rain tomorrow.
| A．won’t | B．don’t | C．didn’t | D．doesn’t |
Millie and Kitty are good friends, they often _________ each other _________study.
| A．helping; with | B．help; to | C．helping; to | D．help; with |
There are about two _________students in our grade.
| A．thousand | B．thousands of | C．thousand of | D．thousands |
It’s too cold. How about _________?
| A．making fire | B．make a fire | C．making a fire | D．make fire |
—Is your father a doctor?
—No, he is a _________. He works in a school.
| A．policeman | B．teacher | C．cook | D．driver |
—Hi, _________ are you going?
—To the zoo. I want to see some animals.
| A．How | B．Where | C．When | D．Why |