经由他人介绍后,双方用来互相问候的话语是: A. How do you do? B. What do you do? C .How are you?
( ) Is your uncle here today? A. Yes, it is.B. Yes, he is.C. Yes, he does.
( )_______ at a red light. A. GoB. Stop and waitC. Slow down and stop
( )If you are ______, you should see a doctor. A. illB. coldC. angry
( )My mother likes ______. A. singing and dancing.B. sing and danceC. sing and dancing
( )I'm going ______ 3 o'clock. A. onB. inC. at