A.on | B.to | C.in | D.off |
A.math books | B.math book | C.a math book |
A.a,a | B.an,an | C.an,a |
A.do | B.doing |
[[QOrDeR]] |
|
【小题2】 |
|
【小题3】 |
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【小题4】 |
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【小题5】 |
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A.Sorry | B.Excuse me |
A.drink | B.drinking |
A.Swim | B.Swims | C.Swimming |
A.in front of | B.behind | C.in |
A.Yes, please | B.How much | C.How |