we don't even know the extent of which that sort of covert influence in other countries’ domestic politics has gone on.请分析一下这个定语从句,这个提前的介词of 应该是在从句的哪个位置？这个of which 这个提前的介词of 应该是在从句的哪个位...
... hard in this downturn because they are competing with the global giant McDonald's,which increased spending on advertising by more than 7% last year as others cut back这里的by有什么含义？这是固定用法吗？就是增长幅度之类的用by？老师可以详细说下by的用法情况...
students who watch television frequently may not be able to concentrate on learning task,a problem which can lead to poor grades.
此处的lead to 是否可以用result in 或者bring about 替换呢 三者之间又有什么区别呢？
谢谢解答
...t / stand still. She would lie awake worrying.The dog was lying dead on the floor.我的理解是上述句中的still, awake,dead都是形容词，作补语。但是下面句子中的sit后却用了副词，怎么回事儿？我觉得也用形容词，我在某些习题中见过其后用形容...
...子，句子的时态有点无法理解：It did not come up at the trial on Tuesday, but it has been reported previously that Kayla Mueller was handed over to Baghdadi, who allegedly raped her repeatedly before killing her.句中加粗的两处，为什么不用过去完成时，明明这两个事...
...cs take several hundred years to biodegrade, which can be bad
for the environment.If
people throw plastic items on the ground or into rivers, they can end up in the
sea.(1)
to biodegrade 是悬空不定式吗？意味着to biodegrade 是及物动词？(b)
为什么ground前要加the,
rivers不加the...
...”持续45秒啊。但是，这个句子的答案是“ After powering on, this brand of air conditioner takes about 45 seconds to begin to humidify. ”（就是这里指大约45秒开始“除湿”）言外之意就是，大约45秒 “开始做延续性动作”。这个答案是没有错的...
Advocates claim numerous health benefits for meditation, many of which are supported by studies on the practice. Still, meditation has not become part of mainstream medicine.疑问：这个for感觉不太对劲。benefit for sth应该是对sth有利。而benefit from sth 是从sth...
Shares of U.S.-listed Baidu tumbled 6.4 percent on Tuesday, or about $4 billion by value, weighed down by earnings and target price downgrades from Citi and Jefferies, while the widespread sharing of Fang's article sparked concerns over its advertising practices. 这里的weighed down by…...
I would expect more quantitative informtion about charge propagation dynamics within the films of the hierarchically deposited (grown) flowers on nickel foam.这句话是什么意思了？如何理解，请教老师!
“I bought this shirt for 35 yuan yesterday.”“It’s on sale today for only 29. You should have waited.”“Oh really? But how [空格] I know?” [A] would [B] can [C] did [D] do&...
The drink and food portions are so large in America that a new vocabulary has appeared on the menus to fit the portions.Food sizes no longer stop at large,but run through jumbo, supreme, monster and super size.老师好！请问上面的动词短语stop at large和run through在句子中怎么理解...
...”置于句首时，其后用倒装的例句非常普遍。如：(1) Only now can I
begin to apprehend the power of these forces.
直到现在我才真正了解这些队伍的力量。(2) Only if the
chairperson resigns will we be able to restore the confidence of our members. 只有主席辞职...
...接for，偶尔接of。例如：She
made a search for（偶尔用of）her
missing ring. the search后面接of，for或after。例如：He
is engaged in the search of（或for，或after）certain
rare plants. in search of中用of。例如：She
went about the garden in search of her lost ring.
...题目：
Her birthday was a week ago, so it _______ (can't / be ) on the 25th.
A. can't be B. can't have been
我不太明白25日是说话之后的日子，还是之前，所以不知道应该用对过去的推测，还是对现在的推测。请专家指教，...