问题 请问这个句子里的破折号的用法

Swedish Midsummer is a feast for all senses, be they nice—the food, the music, the beautiful dresses and the scented flowers—or naughty—an extraordinary number of Swedes celebrate their birthday in late March. 两个破折号的用法是什么？还有 be they nice， 这个要怎么用...

问题 关于in+一段时间用法

...back our exam papers ?""They will be returned (  )."A. for a week alsoB. in a week or lessC. within one week or soD. within a week or less.答案是B.我想知道C和D为什么不可以呢？麻烦老师详解！ 非常感谢！

问题 It is rare that...还是It is rarely that...

It is ______ that he asks others for help.A. rare   B. rarely 请教专家如何选? 谢谢您!

问题 the most powerful of the weapons分析

不知道如何对这句话翻译:This study shows action of one of the most powerful of the weapons of influence around us-the rule for reciprocation.还有我想问一下 the most powerful of the weapons 中的of是干嘛的? 

问题 as的有关词性分析

...词而是形容词，as引导的比较分句修饰such这个形容词。3.For real beauty is as much an affair of the inner as the outer self.问题： 这句话的主语和主句的比较项是啥啊？ 这个句式是倒装吗？

问题 如何理解这里as的用法

...atite gel as greater than fluoride varnish, with no reduction in the depth for untreated group.如何理解句中as applying either nano-hydroxyapatite toothpaste or nano-hydroxyapatite gel as greater than fluoride varnish的结构？这里的两个as分别做什么成分？表示何种含义？

话题 ought to省略 to

问题 to tempt players to keep playing作什么成分？

They ofen creat interesting video games to tempt players to keep playing.这个句子中，to tempt players to keep playing是作定语修饰video games还是作目的状语？请详解

问题 make an adjustment to 与 make adjustments to

Since everything develops, we have to make an adjustment to the changing situation. Since everything develops, we have to make adjustments to the changing situation.哪个更合适？

问题 不定式用法（to not可以写成not to吗）

It is just as rude to decline the offer of a seat as it is to not offer a seat.请问各位老师，to not可以写成not to吗？

问题 have been to 和 have gone to 的区别

句子：I am sure you've all been to the museum.问题：“be to+地点”我感觉这种搭配很少看到，一般是看到别的介词短语作表语，请问这里的“to+地点”怎么理解，to是什么意思？如果这里改成have gone to museum，意思会不会变呢？（备注...

问题 get to与go to有什么区别

The good thing about rainy days is we get to watch important Tv programs. 这里的get to不知道是什么意思,他跟go to有什么区别阿?

问题 twice that often是什么意思

W:I just saw The Third Man for the fourth time. I still enjoy it.M:That’s nothing. I’ve seen it twice that often and my brother has seen it ten times. 男的说他看的这部电影的次数是这位女士的两倍（twice that）,that 应该指的是 four times.那么请问老师， 此句中of...

问题 a month earlier与a month before的区别

Only a month earlier, Mr. Stenholm had declared for the tax cut.就在一个月前，斯滕霍尔姆先生刚刚表示过赞成减税。请问这句中的 earlier 可以换成 before 吗？两者有何区别？

问题 句式分析(是否含有强调句型)

...39;s industrial heritage is probably richer than that of any other nation, for it was here during the course of the 18th and early 19th centuries that occurred the series of major technological advances which heralded the greatest social and economic upheaval in the history of mankind — the upheav...