高分悬赏 英语选择题
Not until the early years of the 19th century_____what heat is. A.man knew B.didn't man know c.man did know D.did man know only when you do your best____finally A.you will succeed B.will you succeed C.you have succeeded D.have you succeeded
仅供参考 1.B,倒装句,从句意看其应选肯定说法 2.D,only打头要倒装,见finally通常是完成时
答:把not until放在前面,主要是为了强调 原始句子是:He didn't see his sister until most of the people h...详情>>
答:I came.详情>>