---What are the elephants doing? ---________ drinking. A. We’re B. They’re C. It’s
( )当你想知道某个物品用英语怎么说时,你可以问:A. What’s this in English? B. What’s this?
( )当你想叫别人过来时,你可以说:A. Excuse me. B. Come here.
( )你想问近处的电视机上面是什么时,可以问:A.What’s this on the TV? B. What’s that on the TV?
( )你向别人询问一个问题前,你应该说:A. Excuse me. B. Thank you.
( ) ---Come here, boys and girls. ---________.A. OK. B. Let’s go. C. Yes, please.