当你告诉别人“我正在跳舞”时,说:A. I am singing .B. I am writing .C. I am dancing .
Can I _______ in? A. coming. B. come C.comes
路人向你表示感谢时,你应说___________ A. Thank you B.You’re welcome
你想知道物品的价格时,你应问___________ A.How much is it? B.How old are you:?
你想问Sam现在Daming在做什么,你应说____________ A.What is Sam doing? B.What is Daming doing?
你迷路时,你应对警察说____________ A.I’m lost B.I don’t know