请教专家几个问题:1、关于动词时态1)-- There is someone knocking at the door? -- It must be the computer repairman. I ____________ (call) him to fix my computer. 请问此题时态如何确定。在具体语境(尤其是没有时间状语提示的情况下)过去...
...fficer Adam Bain said. Twitter surpassed 100,000 active advertisers duringthe third quarter and began making money from logged out users, or those without accounts who visit the site, he noted.首席运营官AB说,“视频广告帮助提高了广告业的业绩”。并且他注意到,推特...
Building maintenance workers were circulating through theoffice space ensuring power had been restored,which it had.首先这是一个复杂句S:Building maintenance workers,其中building maintenance是名词作定语修饰workersP:were circulating,又助动词的be和动词circulate构成...
Before
he had entered the institute, Jim served in the army.为什么当before使用过去完成时的时候,主句为什么不用过去完成时呢?主句的动作显然发生在before从句动作之前,按理主句应该用过去完成时呀!?所以我的疑问是我提问的句子,bef...
...ut being forced to do
it. 主动要求做Aunt
Mary volunteered to clean up the kitchen. 玛丽姨妈主动要求打扫厨房。He
volunteered for the army in 1939. 他在1939年自愿参军。柯林斯词典将volunteer列为不及物动词,那么这里的volunteer to do sth -不定式to
do sth是...
①If he had not been promoted,he would never have remained with the company. ②If he had not been promoted,he would never remain with the company. 这两句的意思有区别吗?
是不是第一句的 主句用的是would have done 代表的意思是 如果他没有被提升,他就...
我在前面的一个问题中发现有下面这个句子:The rich can live through one thousand times’ failure, but the poor
can't live through one time’s failure.我总感觉 one thousand times’ failure 和 one time’s
failure 的用法有些奇怪。请问这样的所有格用得对吗...
...is difficult to learn中的不定式是什么成分?类似的句子如:The text is difficult to understand. 这篇课文很难理解。This problem is difficult to solve. 这个问题难解决。The place is easy to reach. 那地方容易到达。He's very easy to get on with. 他容易相...
... to find things in my life that might qualify for growth. I told him about the many activities in which I was involved. And I went into a speech about how hard I worked and thegains I was making. I must have talked for ten minutes. Kurt listened patiently, but then he finally smiled and said, “Yo...
...常是用现在完成时或现在完成进行时的。如:She has played the piano since she was a child. 她从下就弹钢琴。I’ve loved you ever since I met you. 自从我见到你,我就一直爱你。They’ve moved twice since they got married. 他们结婚后已搬了两次家。They ...
I gave him what books I had.In the United States, the Federal Drug Act defines what substances require a prescription for them to be dispensed by a pharmacy.类似于这样的what作限定词的句子中,what后的结构应该如何理解?以下两种看法哪个是正确的?1. what+名...