当你问别人正在干什么时,应说: A、What do you do ?B、What are you do ? C、What are you doing ?
Who is that little boy? ________________ A . It′s Tom B. Ha ha ha ha
Nice to meet you. ________________ A . Nice to meet you, too. B. You are wrong
How are you? ________________ A . You are good B. Fine, Thank you
Is it tall? ________________ A . This is BigBen B. Yes, it is
What′s this? ________________ A . It′s a book B. Ooooh! I′ok