搜索结果： with结构中不定式的主动与被动问题 With a lot of difficult problems ______With a lot of difficult problems ______, the manager felt worried all the time. A. settled B. to be settled C. settling 关于时态 刘毅单词里看到个句子Before he decided to study abroad,he has to solve financial problems. 疑问是：before从句中已经是一般过去时态了，主句是不是应该用过去完成？刘毅单词里看到个句子Before he decided to study abroad,he has to solve financial problems. 疑问是：before从句中已经是一般过去时态了，主句是不是应该用过去完成？ the discussed problems与the problems有这样一组正误句子： 我们未能就所讨论的任何问题达成协议。 正：We couldn’t agree on any of the problems discussed. 误：We couldn’t agree on any of the di
