句子的时态没有问题,其实好题老师已经把问题的本质说清楚了。下面我们设想一个情景来具体分析一下:are meeting 是一个时间段(比如5天,或者更具体点是9月1日至5日),而 came 是个瞬间动作(比如发生在9月3日),假若说这句话的时间是 9月4日——这样一来,在9月4日这一天,are meeting 还在进行,但 rain emergencies 已...
回答于 2022-09-03 09:11
薄冰把下面两个句子中的over和on看成副词:He turned over the page.I’ve put on weight.——没错,turn over 和 put on 中的 over 和 on 是副词,因为根据短语动词的用法特点,当它们后接代词作宾语时,必须置于短语动词中间。如:He turned over the page. →He turned it over.I’ve put on weight.→I’ve put it on.而把下面...
回答于 2022-09-02 19:00
你的问题可以查看下面这个链接:https://www.cpsenglish.com/question/125
回答于 2022-09-02 18:48
应该可以省略吧。例如下面的句子:All you can do to prevent potato blight is keep an eye on your crops. 为预防马铃薯枯萎病你惟一能做的就是留意你的庄稼。One of the most important things you can do to improve your health is to start an exercise and weight loss program. 最重要的事情之一就是开始实行一个锻...
回答于 2022-09-01 19:14
句子中的 that 引导宾语从句,when 引导时间状语从句——两个从句也可以交换位置:Have you ever waited in the lunch line only to find when you get to the front that you don’t like what they’re serving? = Have you ever waited in the lunch line only to find that you don’t like what they’re serving when you g...
回答于 2022-07-07 07:15
1) The past 70 years have seen China realizing unprecedented economic growth, as well as making breakthroughs in its relations and exchanges with the rest of the world.从语法上说,句中的现在完成时态have seen可以改为一般过去式saw——两者的区别就是一般过去时(强调过去时间)和现在完成时(强调影响)的基本...
回答于 2022-07-07 07:03