按要求改写下列句子。每空一词。(10分)
This bike is eighty dollars．(对划线部分提问)
______ ______  ______this bike?
How about these red and blue T-shirts?(改为同义句)
_____ ______ these red and blue T-shirts?
Mr. Cool’s store sells bags．(改为否定句)
Mr. Cool’s store ______ ______ bags．
How much is the sweater?(改为同义句)
______the______ ______ of the sweater?
I want a green T-shirt．(对划线部分提问)
______   ______ you want?