1,Mr Black had taught in this school by 1970(改为否定句)Mr Black _ _ _ in this school by 19702,By the end of last term, we _ (learn) about three thousand English words.3,He had cleaned the room by eight o'clock yesterday.( 改为一
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1,Mr Black had taught in this school by 1970(改为否定句)Mr Black _ _ _ in this school by 19702,By the end of last term, we _ (learn) about three thousand English words.3,He had cleaned the room by eight o'clock yesterday.( 改为一
1,Mr Black had taught in this school by 1970(改为否定句)
Mr Black _ _ _ in this school by 1970
2,By the end of last term, we _ (learn) about three thousand English words.
3,He had cleaned the room by eight o'clock yesterday.( 改为一般疑问句)
3,_ he _ the room by eight o'clock yesterday?
4,John had seen the film before, _ _ (完成反意疑问句)
希望各位英语高手能指点一下过去完成时的一般疑问句,反意疑问句等怎么写?
1,Mr Black had taught in this school by 1970(改为否定句)Mr Black _ _ _ in this school by 19702,By the end of last term, we _ (learn) about three thousand English words.3,He had cleaned the room by eight o'clock yesterday.( 改为一
1 had not taught
2 had learned
3 Had cleaned
4 hadn't he