问题描述：
1._____great Edison was!A.What B.How顺便再把两词的具体用法说说哈,
2.I'm afraid you can't sit here.Sorry,I ___know.
A.don't B.didn't
3.Now，he ____older,or he can't run as fast as before.
A.is becoming B.is getting
4.Is this your coat,sir?No.Mime ____over there near the window.
A.hangs B.is hanging C.hang D.has hung
5.I called you just now ,but nobody answered.Where____?
I was out with my mother.
A.were you B.are you C.have you gone D.have you been
6.More and more trees need ___in the world.
A.planting B.to plant C.be planting D.be planted.
2.I'm afraid you can't sit here.Sorry,I ___know.
A.don't B.didn't
3.Now，he ____older,or he can't run as fast as before.
A.is becoming B.is getting
4.Is this your coat,sir?No.Mime ____over there near the window.
A.hangs B.is hanging C.hang D.has hung
5.I called you just now ,but nobody answered.Where____?
I was out with my mother.
A.were you B.are you C.have you gone D.have you been
6.More and more trees need ___in the world.
A.planting B.to plant C.be planting D.be planted.
问题解答：
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