实用高中英语短语与句型I-J
I
idea
1. I have no idea 我不知道(了解)。如:
A:Where does he live? 他住在哪里?
B:I’ve no idea. 我不知道。
I’ve no idea of his address. 我不知道他的住址。
I had no idea (that) he was a thief. 我不知道他是个贼。
You have no idea (of) how worried I was. 你不知道当时我有多急。
2. an (the) idea that-clause ……的想法(看法)。如:
I have an idea that he doesn’t like our coming. 我认为他希望我们来。
I don’t like the idea that money is everything. 我不喜欢金钱万能的看法。
注:该结构中的 that-clause 为同位语从句,其中的 that不宜改为 which。当然若为定语从句,则可用 which。如:
He told us his idea which is imorportant to us. 他告诉了我们他的想法,而这个想法对我们是很重要的。
3. the idea about sth 关于某事的想法(看法)。如:
That’s my idea about friendship. 那就是我对友谊的看法。
He’ll have his own ideas about it. 对那件事他会有他自己的想法。
4. the idea of doing sth 做某事的想法。如:
I hate the idea of moving. 我讨厌搬家。
She has the idea of becoming a scientist. 她想当科学家。
if
1. if it hadn’t been for 若不是……,要不是……。如:
If it hadn’t been for the doctor, he would have died. 要不是医生救了他,他就会死了。
If it hadn’t been for your help, I really don’t what I’d have done. 要不是你的帮助,我真不知会弄成什么样子。
注:该结构通常只用于谈论过去的情况。
2. if it weren’tunable [wasn’t] for 若不是……,要不是……。如:
If it weren’t for water, no plant could grow. 要是没有水植物就无法生长。
If it were not for his wife’s money, he’d never be a director. 如果不是他妻子有钱,他永远不会成为一个董事。
注:该结构主要用于谈论现在的情况,但有时也可用于谈论过去的情况。如:
If it wasn’t for me you’d have married her two years ago. 要不是因为我的原因,你两年前就会同她结婚了。
If it were not for their help, we couldn’t have got over the difficulties. 要不是他们帮助,这些困难我们不克服不了的。
3. if not 如果不是那样的话。如:
Go to bed. If not, I’ll tell Mother. 去睡吧,要不我就要告诉妈妈了。
If the weather is fine, we’ll go. If not, not. 要是天气好,我们就去;要是天气不好,我们就不去。
4. if so 如果是那样的。如:
He may be busy. If so, I’ll call later. If not, can I seehim now? 他可能很忙,要是这样,我以后再来拜访。要是不忙,我现在可以见他吗?
5. if only
(1) 只要。如:
I’m sure you will succeed if only you try hard. 我确信,只要你努力,你就一定会成功。
注:用于此义时,通常连用陈述语气。
(2) 但愿,要是……就好了。如:
If only he were [was] alive. 要是他还活着就好了。
If only he could arrive in time. 要是他能及时赶来就好了!
注:用于此义时,通常连用虚拟语气,但有时也用陈述语气。如:
If only he comes. 要是他能来就好了。
If only he gets the job, it will make a great deal ofdifference. 他只要能得到这份工作,情况就大不相同了。
ill
1. be ill with 患……病。如:
He is ill with a bad cold. 他患重感冒。
2. be taken ill 生病。如:
He was suddenly taken ill at school. 他在学校突然病倒了。
My mother was taken ill last night and we called doctorimmediately. 我母亲昨晚病倒了,我们马上去请了医生来。
注:be taken ill 与 fall ill 同义,常可互换。
3. fall ill 生病。如:
He fell ill last week. 他上周病倒了。
He doesn’t often fall ill. 他不常生病。
imagine
1. imagine doing sth 想象做某事。如:
Can you imagine living without electricity? 你能想象没有电的生活吗?
I can’t imagine working with such people. 我无法想象与那样一些人在一起工作。
注:imagine 后不能直接接不定式。
2. imagine sb [sb’s] doing sth 想象某人做某事。如:
I can’t imagine him [his] marrying such a girl. 我无法想象他与那样的女孩结婚。
Can you imagine John cooking the dinner? 你能想象约翰做饭的情形吗?
注:imagine 后通常不用于 imagine sb to do sth。
3. imagine oneself to be [as] 认为(想象)某人自己是……。如:
He imagined himself as a film star. 他自认为自己是电影明星。
Don’t imagine yourself to be always correct. 不要认为你总是对的。
注:有时其中的 to be, as 可以省略。
4. imagine sb (sth) to be [as] 认为(想象)某人(某事物)是……。如:
I always imagine her as [to be] a kind person. 我总是认为她是一位善良的人。
Can you imagine this to be true? 你能想象这是真的吗?
5. (Just) imagine……想想看……。如:
Just imagine it. 你想想看。
(Just) imagine how happy he was! 你想想看他是多么幸福!
importance
1. of importance 重要。如:
What he said was of great importance. 他说的话很重要。
That’s a matter of great (no) importance. 那是件重要(无关紧要)的事。
He thought what I said of no importance. 他认为我说的话不重要。
important
1. be important to [for] sb (sth) 对某人(某事物)重要。如:
The book is important to [for] me. 这本书我很重要。
What he said at the meeting is very important to [for] us. 他在会上说的话对我们很重要。
2. It’s important (for sb) to do sth 做某事对某人来说很重要。如:
It is important for us to remember this. 记住这一点对我们很重要。
It is important (for us) to learn English well. 学好英语(对我们)很重要。
3. It’s important that-clause 做某事是很重要的。如:
It is important that we (should) help each other. 我们要互相帮助,这是很重要的。
It is important that he (should) go with her. 他应同她一起去,这点很重要。
注:这类句型的 that-clause 通常用“should+动词原形”这样的虚拟语气形式(should 可以省略),偶尔也有用陈述语气的,但很少见。
impossible
1. It’s impossible (for sb) to do sth做某事(对某人来说)是不可能的。如:
It’s impossible for me to answer the question. 我没法回答这个问题。
It’s impossible (for us) to finish the work in week. 要(我们)在一周之内完成此工作是不可能的。
2. Sth (Sb) is impossible to do ……是不可能的。如:
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