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not … until… / Not until… / It was not until… that 1. 直到会议快要结束时他才露面。 （show up）
2. 直到二十世纪初人们才学会怎样防止这种疾病的蔓延。 (prevent) 3. 直到那时他才意识到他的老师是非常善解人意的。 （considerate） 4. 可惜他们直到事故发生之后才采取措施防止它。
5. 直到上周末收到你的来信时我们才如释负重。 （relieve） The more… the more..
1． 你的词汇量越大，你就感到用英语写作越容易。 (feel it + adj. to do ) 2． 人们普遍认为，用脑越多，思维就越活跃。 ( it is generally believed that ) 3． 问题发现得越早，解决起来越容易。
4． 问题越难，我越有可能能够解决他们。 (likely)
5． 我们学习得越多，将来就越能为我们国家工作的越好。 6． 你练习讲英语越多，就越对你有好处。 (do sb good) 7． 我们经常讨论的一个问题是：是否钱越多越幸福。
8． 相对而言，孩子与父母交流越多，越不可能感到忧郁。 (suffer from) No matter how / however + adj. / adv. + S + V
1. 不管这个新体系有多复杂，我们还是要用它。 (complicated) 2．无论社会发展得多快，这个传统应该代代相传。 (pass on) 3．无论他如何努力，他似乎永远学不好物理。
4．不管我们有多忙，下星期我们一定会举行一次欢送会向那些退休工人们表示敬意。(in
honor of)
5．不管天有多晚，他从不把今天必须做的事拖到明天。 (put off)
6. 如果我们以一种强烈的意志工作，我们能够克服任何的困难，无论这个困难有多大。 Adj. / adv. / n. / v. + as / though + S + V
1. 虽然他很聪明，但他不愿把全部时间用在学习上。(devote…to) 2. 他很累，但他还是工作到深夜。 (work late into…) 3. 虽然他是个孩子，但对于这个世界他了解很多。
4. 虽然我敬佩他作为一个作家，但我不喜欢他作为一个人。(admire) Hardly / scarcely / barely…when no sooner … than 1. 我刚到家，电话铃就响了。
2. 他一到实验室，就开始做实验。 (set out)
3. 这男孩刚打开电脑，他父亲就回家了，叫他做功课。
4. 他一到家就迫不及待地把好消息告诉他父母。(can’t wait…) 1. Not until the meeting was almost over did he show up.
2. Not until the beginning of the 20th century did people learn how to prevent the disease from
spreading.
3. Not until then did he realize that his teacher was very considerate / thoughtful /
understanding.
4. it’s a pity that they didn’t take any measures to prevent the accident until it happened. 5. Not until we heard from you last week were we relieved.
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1. The larger vocabulary you have, the easier you’ll feel it to write in English.
2. It is generally / commonly believed that the more one uses his brain, the more active his
mind will be.
3. The earlier the problem is found, the more easily it can be solved.
4. The more difficult the problems are, the more likely I am to be able to solve them. 5. The more we learn, the better we’ll be able to work for our country in the future. 6. The more you practise speaking English, the more good it will do you.
7. The topic we often discuss is whether the more money we have, the happier we will be.
8. Relatively speaking, the more children communicate with their parents, the less likely they
will suffer from depression.
1． No matter how complicated the new system is, we’ll have to use it.
2． However fast the society develops, this tradition should be passed on from generation to
generation. 3． It seems that however hard he works, he can never learn physics well.
4． However busy we are, we will certainly give a farewell party in honor of those retired
workers next week. 5． However late it is, he never puts off what must be done today till tomorrow.
6． If you work with a strong will, we can overcome any difficulty, however great it is.
1. Clever as he is, he is not willing to devote all his time to his study. 2. Tired as he was, he still worked late into the midnight. 3. Child as he is, he knows a lot about the world.
4. Much as I admire him as a writer, I don’t like him as a man.
1. I had hardly reached home when the phone rang.
2. No sooner had he got to the laboratory than he set out to do the experiment.
3. Hardly had the boy turned on the computer when his father came home and asked him to do
his lessons.
4. He had hardly arrived home when he could not wait to tell his parents the good news.
where / wherever
1. 我已下定决心去最需要我的地方。
2. 那些大学生在毕业之后会去无论他们被需要的地方。
3. 众所周知，药品不应该放在孩子们可以拿到的地方。(accessible)
4. 我会把这本书放在你放的地方，并在我放它的地方做个记号。(make a mark)
The first time = when … for the first time Every time / each time = whenever
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The moment / the instant = as soon as
1. 史密斯先生第一次去杭州时，就被西湖的美所打动。(strike)
2. 第一次坐飞机时，飞机起降时感到不舒服是很正常的。 (it is normal …) 3. 每次他妈妈叫他帮助做家务，他总是假装在看书。
4. 每次我看到这张照片，就让我想起我的学校生活。 （remind） 5. 每次在阅览室看完杂志，请放回原处。(where) 6. 他高中一毕业就去了国外。
7. 虽然好几年没碰到他了，但昨天我一看到他就认出他了。
This / It is / was the first / second time that … 1. 这是他第一次独立解决这个问题。
2. 这是他们第一次赢得一场正式比赛，因此每个人都欣喜若狂。 3. 这是我第三次没有通过驾驶考试。
It will (not) be …before… （It won’t be long before…） It was (not) …before…
1. 不久我们就要从高中毕业了。 2. 很长一段时间之后他才会回来。
3. 不久一架直升机就到达现场来营救这次飞机失事的幸存者。(on the scene) 4. 很长一段时间之后他才意识到了他的错。
不久他就意识到了他的错。
很快他就意识到了他的错。 (it was before long that…) 5. 过了几分钟我才觉察到刚才发生的事。 （aware） 6. 几年后他们在国外结了婚。
7. 20年后他的研究成果才最终得到承认。 (recognize)
8. 过了一段时间我的眼睛才适应了黑暗，能够辨别出不同的动物。(make out)
It is (has been)…since …
1. 自从我们上次互相见面，几乎已经五年了。 2. 自从我们上次碰面，似乎是一个世纪了。 3. 自她四岁以来，她一直每天练习弹钢琴。
1. I’ve made up my mind to go where I’ m needed most.
2. Those college students will go wherever they are needed after graduation. 3. As we all know, medicine should be kept where it is accessible to children.
4. I will put the book where you placed it and make a mark at the place where I put it.
1. The first time Mr Smith went to Hangzhou, he was struck by the beauty of the West Lake. 2. When you take a plane for the first time, it is normal (for you) to feel uncomfortable while
the plane is taking off or landing.
3. Each time his mother asks him to do some housework, he always pretends to be reading (a