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
Please listen to the teacher carefully, don’t _________ of the window.
A. look out B. look to C. look up D. look into
