你想知道你的朋友什么时候睡觉,你可以怎样问他呢?A、When do you go to bed? B、What time is it?C、When do you get up?
Helen is good at . A.dance B.danceing C. dancing
Can you help me my homework? A.doing B.for C.with
There are four in my family. A.people B. peoples C.a people
Su Hai’s parents are _______. A. cooks, B.cookers C. cookes
In the US, we call a policeman a “_______”. A. fireman B. firefighter C. cop