1)主语从句
It is common knowledge that honesty is the best policy.
It is well-known that…
It is self-evident/ conceivable / obvious / apparent that…
It goes without saying that… It is universally acknowledged th at…
It is / that
2)宾(表)语从句
We cannot understand why he was so cruel to his roommates.
The problem is not who will go, but who will stay.
3)定语从句(限定性和非限定性)
As is shown/ demonstrated/ illustrated/ depicted/ described…i n the cartoon/ picture/ graph/ table…,
There are many reasons why I want to study in your universit y.
It is estimated that tens of billions of pounds is spent on cigaret tes every year in our country, which is a huge waste.
4)状语从句(时间，原因，地点，条件，让步，转折等)
When the man is enjoying the cigarette, the smoke becomes a monster (怪物) which will devour him.
Whatever the reason, there are still some problems with stude nt use of computers.
5)分词短语做定语或状语
Prof. Kang came to our university, giving us a lecture on how t o acquire English better.
6)倒装句
Only through these measures can we hope to solve the proble m.
Scattered around the globe are more than 100 small regions of isolated volcanic activity known to geologists as hot spots visit their website.
7)被动句
Some measures should be taken to deal with the problem.
He is said to have accomplished a lot of great deeds.
Many people believe that…(It is believed that…)
8)设问句
Do you still remember the boy who cried wolf for several times so no one would trust him?
9)比较
1.The advantages far outweigh the disadvantages.
2.The advantages of A are much greater than those of B.
3.A may be preferable to B, but A suffers from the disadvantag es that…
4.It is reasonable to maintain that …but it would be foolish to cl aim that…
5.For all the disadvantages, it has its compensating advantage s.
6.Like anything else, it has its faults.
7.A and B has several points in common.
8.A bears some resemblances to B.
9.However, the same is not applicable to B.
10. A and B differ in several ways.
11. Evidently, it has both negative and positive effects.
12. People used to think …, but things are different now.
13. The same is true of B.
14. Wondering as A is ,it has its drawbacks.
15. It is true that A … , but the chief faults (obvious defects )are …
10)原因
1.A number of factors are accountable for this situation.
A number of factors might contribute to (lead to )(account for ) the phenomenon(problem).
2. The answer to this problem involves many factors.
3. The phenomenon mainly stems from the fact that…
4. The factors that contribute to this situation include…
5. The change in …largely results from the fact that…
6. We may blame …,but the real causes are…
7. Part of the explanations for it is that …
8. One of the most common factors (causes ) is that …
9. Another contributing factor (cause ) is …
10. Perhaps the primary factor is that …
11. But the fundamental cause is that …
11)结果
1. It may give rise to a host of problems.
2. The immediate result it produces is …
3. It will exercise a profound influence upon…
4. Its consequence can be so great that…
12)批驳
1)It is true that …, but one vital point is being left out.
2) There is a grain of truth in these statements, but they ignore
a more important fact.
3) Some people say …, but it does not hold water.
4) Many of us have been under the illusion that…
5) A close examination would reveal how ridiculous the statem ent is.
6) It makes no sense to argue for …
7) Too much stress placed on … may lead to …
8) Such a statement mainly rests on the assumption that …
9) Contrary to what is widely accepted, I maintain that …
13)举例
1) A good case in point is …
2) As an illustration, we may take …
3) Such examples might be given easily.
4) …is often cited as an example.
14)证明
1) No one can deny the fact that …
2) The idea is hardly supported by facts.
3) Unfortunately, none of the available data shows …
4) Recent studies indicate that …
5) There is sufficient evidence to show that …
6) According to statistics proved by …, it can be seen that …
15)开篇
1) Many nations have been faced with the problem of …
2) Recently the problem has been brought into focus.
3) Recently the phenomenon has become a heated topic.
4) Recently the issue has aroused great concern among …
5) Nowadays there is a growing concern over …
6) Never in our history has the idea that … been so popular.
7) Faced with …, quite a few people argue that …
8) According to a recent survey, …
9) With the rapid development of …, …
16)结尾
1) From what has been discussed above, we can draw the conc lusion that …
2) It is high time that strict measures were taken to stop …
3) It is necessary that steps should be taken to …
4) In conclusion, it is imperative that …
5) There is no easy method, but …might be of some help.
6) To solve the above-mentioned problem, we must …
7) In summary, if we continue to ignore the above-mentioned i ssue, more problems will crop up.
8) With the efforts of all parts concerned, the problem will be s olved thoroughly.
9) We might do more than identify the cause ; it is important to take actions to …
10) Taking all these into account, we …
11) Whether it is good or not /positive or negative, one thing is certain/clear…
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