题目

给下列句子选择正确的答语⑴Good morning. A. It's a duck.⑵How are you? B.Good morning.⑶What colour is it? C. I'm fine. Thank you.⑷What's that?D.I'm ten.⑸Is it a bird? E.No, it isn't.⑹How old are you? F. It's black and white. 答案：【1】B【2】C【3】F【4】A【5】E【6】D做一个无盖的鱼缸，大约要用1.2m3的玻璃．（_________）