请教一下there be 句式的否定式如何构成。比如：(1) There aren't books on the desk.(2) There aren't any books on the desk.(3) There are no books on the desk.后面两句肯定是对的，但第(1)就算错吗？有这样的依据吗？谢谢！
请问老师，我主要想搞清，to design 还是 to design on ？下面两句哪个对？1.What body shape is underwear based to design on?2.What body shape is underwear based to design ?因为我记得 有 what to do 这种用法。 do的宾语就是what，但在这，我不知道应该是...
The 10th year of online shopping inChinaIn 2009, 3G network technology ___61___ (put)into commercial use.China’s mobile Internet users increased by 120 millionin this year, ___62___ is highly concerned by the international community. The number of online___63___ (shop) was over 100 million. On No...
Astrophysicists working with ground-based detectors at the South Pole and balloon-borne instruments are closing inon such structures, and may report their findings soon.句子中 balloon-borne ground-based 是什么意思？如何理解?
Since adults know how to place the key in the key slot, which is the ultimate purpose of approaching the slot, and since the child is neither old enough nor clever enough to realize the desired actionon his own, what possible gain is achieved by having him struggle? He may well get frustrated and a...
1) Many a flower is born to blush unseen. 2) The trouble began in Laredo. It was the Llano Kid's fault, for heshould have confined his habit of manslaughter to Mexicans. But theKid was past twenty; and to have only Mexicans to one's credit attwenty is to blush unseen on the Rio Grande b...
...stion is, do we partially restore and rebuild the site before-the entire thing disintegrates?FEMALE PROFESSOR: It will take a lot of funding to restore it, and, uh, I'm not sure it will be made available. Which would be a pity.FEMALE PROFESSOR: Even a partly altered site can provide va...
下面一段摘自2020年高考天津卷的阅读理解(A)：Start a business
using the help of your local library. If you want to have a
business of your own, your local library can become a launch space for it. In library books and computers, you can find
informationon starting a business. Many l...
'Rest', in terms of muscle relaxation and so on, can be achieved by a brief period lying, or even sitting down. The body's tissues are self-repairing and self-restoring to a degree, and function best when more or less continuously active.参考译文：“休息”，从使肌肉得到放松等方...
...temporary，fear， extend， passive， require，substantial， count， instinctive， increase， lie， permanent， hardly， stiff， stick， adopt，hard，current， strength，off，on, standard原文：“Use it or lose it" is the new approach to back pain. In the last few years, th...
...词发生时间先后的问题，谢谢大家！The coach lumbered on again, with heavier wreaths of mist closing round it as it began the descent. The guard soon replaced his blunderbuss in his arm-chest, and, having looked to the rest of its contents, and having looked to the supplementa...
...还请老师帮忙解答。1. When he had killed the guard, he dragged him into the bushes._____________ the guard he dragged him into the bushes. A. On having killed B. When killing C. When having killed 答...
Mr. Steve is very easy on his children. 问题1：按照传统语法，on his children 为形容词easy的对象状语，与easy构成的介词短语作表语；按照现代语法on his children为easy的补足语，共同构成形容词短语作表语。请问老师这样理解对吗？问题2：...