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用英语表达岁数shelookssoyoungthatnobodybelievessheisawoman()fiftyA.onB.inC.atD.over

题目详情
用英语表达岁数
she looks so young that nobody believes she is a woman( ) fifty
A.on B.in C.at D.over
▼优质解答
答案和解析
D.A,C不能这样搭配,B后面必须是复数,如fifties.