比如在 How deserts are formed 一文中有这么一句话：Changing the general economic and institutional structures that
generate new chances for people to support themselves would alleviate the
current pressures accompanying the desertification processes. 老师您好，我想问一下that...
...e governed to give up some degree of freedom and _____ the laws in return forthe assurance of an orderly existence. 这道题没有官方的答案，个人翻译是：政府的有效在于被统治者愿意放弃一定程度上的权力、（遵守/诉诸于）法律以确保（社会？）存在...
...well-established corporations sell highly specialized devices for business use and a fast-growing number of start-up companies produce innovative toys, gadgets for hobbyists and other interesting niche products. 请问where引导的定语从句...
...hich the imagination gratefully dwelt upon, and the simplicity of his love for her had a deliberate grace. He remained absurd, but the sincerity of his passion excited one's sympathy. I could understand how his wife must feel for him, and I was glad that her affection was so tender. If she had any s...
【A】"Joe doesn' t seem like the same person.".
【B】"__so much in the war has made him more'thoughtful."
【选项】 A. To have seen .B. Having seen. C. His seeing D.For him to see .请问这道题如何选？
The technology giant reported quarterly sales of $50.56bn (£34.39bn) down from $58bn last year - the first fall in sales forthe company since 2003.请问：(1) 句中的意思是quarterly sales从58降到50.56吗？(2) 如何表示“降了多少”（即“降幅”）？
...am after they handed Hebei CFFC their first defeat of the season with a comfortable 3-0 victory courtesy of goals from Lu Wenjun and Wu Lei in the first half before Oscar's 67th minute penalty sealed the win for Andre Villas-Boas' side.介词短语很多，不理解。这是比较好的英...
a woman reaching for a man, a balloon ascending, sand descending, the reverberation of a forest like others [they] add up to more than the sum of their parts, they have physical depth and imaginative height. 一个女人伸手拉一个男人，一个气球上升，砂子落下，森林的回响像...
...习题:Both Chinese and American parents were asked what they wanted most fortheir children. Chinese parents wanted their children to be successful, while American parents expressed a desire ___happy. A. their children to beB. fortheir children C. their children are D. fortheir chi...
...用法和规则。句子出处：If its message were confined merely to information-and that in itself would be difficult if not impossible to achieve, for even a detail such as the choice of the colour of a shirt is subtly
...子，搞不明白。Despite this characteristic, the most common drawback for any PD controller, with unknown dynamics or even with unmodeled dynamics is the error signal differentiation. 句中为什么用逗号和with将主语和谓语隔开？这是什么语法结构？
...e
same person.—______ so much in the war
has made him more thoughtful.A. For him to seeB. His seeingC. Having seen D. To be seeing请问如何选？有人认为不能选
C，原因是动名词没有完成式；也有人认为动名词的完成式不能作主语。是这样吗？