( )The students couldn't help ______ when they heard the joke. A. to laugh B. laugh C. laughing
--- is she going to play football?---In the afternoon.A. Where B. What time C. When
There a concert in the school tomorrow.A. is B.is going to C. has
You me about it yesterday.A. told B. tell C. talked
I _____ a Beijing opera yesterday.A. am going to see B. see C. saw
What _____ your sister ______ to do tomorrow?A. are, going B. is, going C. does, go