We have T-shirts_______red, white, orange and blue______only 25 dollars.[ ]

There are 60 students in my class and 44 of them use weibo veryoften.—44? That means about_______of your classmates are weibo users, right?

When you are sleeping, you had better _____ all your windows closed. [ ]

Boys and girls, are reading English books? —Yes, are.

My bike is broken. May I go ______ yours?—- Sorry, mine ________ broken down.