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AcleanerisapersonthestreetcleanAkeepBkeepingCkeptDbekeptshuomingWHY,为什么不用tokeep

题目详情
A cleaner is a person __________the street clean
A keep B keeping C kept D be kept
shuoming WHY ,为什么不用to keep
▼优质解答
答案和解析
B 因为要选择后置定语修饰人,用动名词形式.