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Acleanerisapersonthestreetclean.A.keepB.keepingC.keptD.bekept

题目详情
A cleaner is a person ________ the street clean.
A.keep
B.keeping
C.kept
D.be kept
▼优质解答
答案和解析
答案B
keep the street clean是一个短语,keeping现在分词做后置定语修饰a person.