1.Not until his wife came back did he go to bed.Not Until 放在开头,主句要倒装,把助动词提前,放在主语he的前面.因为句子的时态是过去式,因此助动词do变成did.2.He persuaded me to attend the club.join=take pa...3. 是要填同义句，谢谢3. He made proposals for me to purchase that dress. / He gave suggestions to me to purchase that dress. 既然这题填的是同义句，那就是把建议advised和buy换一个词。整个句子是过去时，那么动词就要用过去式。advise= make proposals for sb.=give suggestions to sb.，buy=purchase.