Before then,the Falcon Heavy may earn its keep lifting satellites and carrying tourists on slingshot trips around the moon.牛津高阶：earn one's `keep work hard enough to cover the costs of one's food,
accommodation, etc 挣钱维持生活.请问老师上面这句话中，earn its keep...
...elative pressure of 0.99 corresponds to a pore size (diameter) of 193.5 nm and hence the total pore volume indicated is the pore volume of pores smaller than 193.5 nm diameter.这个句子中indicated做的什么成分啊，感觉不是独立主格结构，因为没有逗号，也不是过去分词...
I arrived at the inn late at night and asked the landlord for a room. “There’s nothing left,” he said, “_________ to sleep in Number 7”.A. if you didn’t likeB. If you don’t likeC. unless you are likingD. unless you’d like答案:D我想知道：答案D: unless you'd like 表...
...ions in our climate as opposed to the oceans, which cover70% of the planet and have 1,000 times the heat capacity of air, or the output of our sun, is scientifically disturbing.这里的 arguing 是动名词还是现在分词做状语啊？
Should you hire me, as I hope you will, I’d want to take good hard look at everything you’re doing and understand why it’s being done that way.为什么Should you hire me这里用倒装结构？
Children everywhere still need to be immunized, and children whose immune systems are weak,sometimes get a type of polio that's shed from the vaccine into sewage.不懂that's shed from the vaccine into sewage.这句话的语法结构和成分，请教老师分析。谢谢！
It had been wrapped up in newspaper and
it contained half the money he had lost, together with a note which said: ‘A
thief, yes, but only 50 per cent a thief!’ Two months later,
some more money was sent to Sam with another note: ‘Only 25 per cent a thief
now!’ 请问老师：如改为 only ...
Though employment for both woman and men is equal,there is still a wide
gao on their understanding between the importance of work and that of like.句中的between the importance of work and that of like是作宾语还是状语？on their
understanding是作定语吗？
At one time the Asiatic lion was living as far west as Greece and they were found from there, in a band that spread east through various countries of the Middle East, all the way to India.老师想问一下这个句子的蓝色的意思是：亚洲狮子生活范围在往西一直远至希腊， 还...
It is asking much of a wealthy man to come down and bury himself in a place of this kind. It is asking 这是什么含义和用法？后面的much of 怎么分析和理解？ 是asking much, of a wealthy man, 还是 asking, much of a wealthy man呢？（书上原译：要求...
I am referring to the wealth of expertise, ideas and latent insights that lie scattered across or deely embedded in their organisations.请分析句子结构，scattered 和 embedded 在句中作什么成分？
John received an invitation to dinner，and with his work ________，he gladly accepted it.A．finished B．finishingC．having finished E. having been finished答案A，没有问题。(with sth done结构）我的问题是：B，C和E是否可以？由于finish 既可以用作vt, 又可以用...