在不少场合,情态助动词的现在时和过去时形式都可以表示现在、过去或将来时间: Would you mind very much if I ask you to do something? She told him he ought not to have done it. 6...
—Where do you think ___ he ___ the MacBook Pro? —Sorry,I have no idea. A、/; bought B、has; bought C、did; buy D、does; buy (点击选项查看答案) do you think 是插入语,可以...
情态动词表示说话人对某一动作或状态的态度,认为“可能、应当、必要”等等,但本身意义不完全,不能单独作谓语,必须和其他动词一起构成谓语。除ought, used, have后跟不定式外,其他情态动...
(1) do so 可以替代动词加宾语,也可以替代动词加状语。 She said she would go with me, but she didn’tdo so.她说她要和我一起去,但她没有。 Just finish off watering the flowers. And let me know when youhave done so.赶快较完花,等你浇完时通知我。 (2) do so...
更多内容请点击：超实用的情态动词用法整理,重难点全覆盖,期末复习必备!(附电子版...