There are _____ students in our class.That is 19 boys and 21 girls。A.forty B.fourty C.fourteen
What do you want to bethe future ? A. on B. in C. Be
Please the sidewalk. It’s safe. A. use B. do C. to use
Do youerasers? A. have B. has C. is
Please waitthe green light. A. at B. in C. for
play with fire . A. Do B. Don’t C. Please