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问题 instead of作什么成分

They raised prices and cut production, instead of cutting costs.他们提高了价格，减少了产量，而没有削减成本。曹老师，后面的短语介词作什么成分？

问题 ahead的修饰问题

Because she was not paying attention,she did not see the hole in the road ahead and fell in.曹老师，我查了ahead没有形容词用法，但这个句子里的ahead怎么在修饰名词？

问题 表示年岁时可以省略old吗

比如：我们的英语老师25岁，还是单身。这样翻译可以吗？Our English teacher is 25 years and still single.

问题 不定式作定语用主动式还是被动式

That is a question to be worked out. 句中的不定式用被动式对不对？因为 work out question没有主语？

问题 英语可以说 bad side effect 吗

side effect 的意思是“副作用”，按理说，“副作用”肯定是“不好的”，如果用bad来修饰，是不是显得多余呢？比如下面这句中的 bad 用得对吗？It is said that this drug has no bad side effects. 

问题 were meant to的用法

THE primaries that took place on March 15th were meant to bring clarity to the race for the White House.这里的 were meant to 是“打算，有意要”的意思，而且主语不是人。那请问如果要表示“某人打算/有意要做某事”，该怎么表达？sb. mean(s) to do sth.吗...

问题 in的用法(涉及used...in...结构)

Prince Hamlet used revoltingly grisly images in vicious baiting of his hated uncle when he told him that in nature's food chain, the worm is king.in是在...方面的意思吗？把.....用在哪方面？

问题 extended 可以用作形容词吗

...ftware engineer at Kingdee International Software Group in Shenzhen, found that 3 elderly workers liked to complain about everything, from extended working hours to cheap hotels on business trips.老师，这里的extended, 怎么是ed的形式，from是介词，难道是形容词修饰hours?

问题 otherwise位于句末的用法与理解

But it also means you get less time to be playful, to figure stuff out in the way that more time might allow you otherwise. 后半句的语序没看懂，otherwise在这个做什么成分？

问题 If句中的She究竟指代谁？

Sarak promised Mary that she would see her tomorrow if she had time.主句中的she=Sarak, her=Mary, 但是为什么书上说if分句中的she肯定是指Mary呢？我的困惑是if分句中的she为什么不可以是Sarak呢？

问题 关于过去分词引导同位语从句

We must not take it for granted that the board of the directors will approve of the investment plan.这里的granted是引导同位语从句吗？

问题 如何理解这里的for which

If a crime carries a mandatory punishment, that punishment is fixed by law for all cases, in contrast to crimes for which the judge or magistrate has to decide the punishment for each particular case.for which有点理解不了，不知道指代谁。

问题 现在分词是否是作后置定的判断

Now researchers suspect that dreams are part of the mind's emotional thermostat, regulating moods while the brain is off-line.请问，regulating moods 是做thermostat的后置定语的吗？ 

问题 基数词为什么用复数

Such behavior is regarded as all too human, with the underlying assumption that sloth is one of the sevens inherent sins of human being. 1. sevens为什么要加s?2. inherent为什么要在sevens sins中间?3. of human being 短语成分？4. human being为什么要加being而不是直接human?

问题 这是as引导的比较状语从句吗

The scientists say that solar panels covering just 30% of the lakes could save as much water as 300,000 people would use in a year.这个句子中as 300,000 people would use in a year是as引导的比较状语从句吗？