We have the chance to obtain information about how the moon is constructed.请问这个句子的结构是这样拆分吗：主语we+谓语have+宾语the chance+补语to obtain information+定语从句about how the moon is constructed如有错误，请各位指正
Whether he is (coming) has (not been decided).The manager with some workers (was working) during the holidays.第一句的第一个空为什么是进行时态? 而第二个空,decide为什么得用被动呢? 第二句为什么谓语仍然用单数而不是复数?
MacBike hasbeen
around for almost 30 years and is the biggest bicycle rental company in Amsterdam. With over
2,500 bikes stored in our five rental shops at strategic locations, we make
sure there is always a bike available for you. We offer the newest bicycles in
a wide variety, including basic bik...
...lt,though________by the citizen.答案是opposed to ,为什么不选having been opposed to 呢The government managed to have two chemical factories built, though (it was) opposed by the citizens.过去分词的一般体，本身就可以表示“完成” ，没有必要使用完成体。...
Oh, I may have given it a thought once or twice, but my whole career hasbeen in larger organizations. That’s where I have excelled and where I want to be.where I want to be的引导词是where，这里为什么用系动词be， 而不是go呢？
The Welsh language has always been the ultimate marker of Welsh identity, but a generation ago it looked as if Welsh would go the way of Manx, once widely spoken on the Isle of Man but now extinct. Government financing and central planning, however, have helped reverse the decline of Welsh. Road sig...
...形填空，需要帮助：New forms of international management have not been studied very much in their own right—for example, on the use of accounting and other information to evaluate performance.A. little research hasbeen undertakenB. a li...
Many of the reductions over the past 30 years have been achieved either
by reducing the amount of sugar, salt or fat in a product, or by finding
an alternative ingredient.这个句子have been achieved是什么时态
...archy, but it stands to reason that this laborsaving innovation would have been the brainchild of the lower-ranking types whose drudgery is eased.请问老师，这里的would have been是什么用法？我的理解：这是从现在的立场对现实可能性进行推测时，情态动词...
...动词。常与for（+时间段）,since（+时间点）连用. Mary hasbeen ill for three days.Mary hasbeen ill since three days ago这种用法和现在完成进行时的表示从过去某时开始一直持续到现在的动作,并且还将持续下去.的用法有何区别It hasbeen raining fo...
Most of these diseases have been around for many centuries, but only in the 20th century did doctors devise tests to identify them or medicines to cure them.请问这里为什么用or而是and，和倒装有关系吗，谢谢老师
...示“是否……”，or not 通常要与whether 连用。如：Nadine was undecided whether or not to go to college. 娜丁尚未决定是否去上大学。Whether or not we can go ultimately depends on the weather. 我们是否能去最终取决于天气。Whether it was unwise or not depends up...
... since I was a child. 我自孩提时代起就认识她了。I haven't been to the cinema ever since I owned the TV set. 自从我拥有了这台电视机，我就没有去电影院看过电影。”我想请教一下类似这种“since I was child”的特列有什么规律可循么？哪怕...
As striking, hasbeen the uncompromising rigor of strategy application that proved to be a hallmark in every setting and context where it was examined.译文：令人瞩目的是，在所考察的每一个机构都能够强有力地落实防控措施。请问：（1）这个句子该如何划分成...