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问题 是否必须用虚拟语气的句型判断

以下三个句型必须用虚拟语气嘛？1.句型：It is important (necessary, strange, impossible, natural) that .... 2.句型：It is a pity (a shame, no wonder, better) that ....  3.句型：It is suggested (requested, proposed, ordered) that ....

问题 those 的指代问题

老师您好! 请问句子中 of those 是代替什么?We may say that the cries of pain or chortles of amusement are largely reflex actions, instinctive to a large extent, whereas language proper does not consist of signs but of those that have to be learnt and that are wholly conventional. 

问题 不定式可以做不定代词/不定副词的定语吗

比如somewhere，不定式能做定语来修饰它吗？I am looking for somewhere to hide.

问题 不定冠词的用法

A highly sensitive method for the detection of trace amount of poisonous susbstances in milk and meat products is to be popularized in a country embarrassed by the scandals of clenbuterol and melamine contamination in food.请问"tace amount"前面为什么可以不加不定冠词"a&q...

问题 这是并列的先行词短语吗

【不规则形式】 pl. standards of living 生活水平  the amount of money and level of comfort that a particular person or group hasamount of money和level of comfort同时被a particular person or group has修饰对吗？

问题 the only one...后面的关系代词问题

She is the only one of those people who speaks Japanese.这句里的who是否错误，是否要改成that?及为什么？

问题 hear, hear about, hear of（听说）的区别

hear, hear about, hear of 都可以表示“听说”，怎么区别它们呢？

问题 with独立主格结构的问题

The 'white bike' is back in town with a computer chip to record its every move this time.With my work finished, I read some newspaper and magazines.这两句话中with+....都是独立主格结构吗？在句子中做什么成分呢？

问题 有a pair of hands这样的说法吗

我是说可以用 a pair of hands 来表示“一双手”吗？

问题 关于定冠词在短语中的应用

老师们好，我看到下面两个短语:1.out of the question不可能2.without question毫无疑问为什么在第一个短语要加定冠词，第二个却不用，是根据什么来的？

问题 such和a的用法

关于on such a trip和on a such trip，请问：1.这两个短语是否都对？如果都对，那这两个短语中的a为何一个在such前，一个在such后？2.a在什么情况下等于one？第二句on a such trip是否等于on one such trip？

问题 不定式作定语的主动用法与被动用法问题

Australia sounds like an interesting place to visit这里为什么不能使用to be visited?

问题 如何理解 is missing 的用法

曾看到这样一句话：A diet that is missing vital nutrients is like a chair that is missing a leg.请问miss (失去）如果是瞬间动词，现在进行时用法对吗？miss 此处是表述进行中，还是将来？还是应该用现在完成时？

问题 请问老师that后面的部分是双宾语吗

She said to her mother that she would not marry anyone except him.谢谢老师。

问题 破折号后面的one指代什么

请问此句中的one 是什么用法？ 指代什么？Like most people, you no doubt want a secure future for yourself and your family​ — one of happiness, good health, peace, and prosperity.