1. 俗語說得好：...。
Well goes an old saying,"…"
=As an old saying goes(runs, says),"…"
=An old saying goes,"…"
=It's an old saying (that)子句，例：俗話說得好：「誠實為上策」。
As an old saying goes, "Honesty is the best policy."
2. (A) ...用下列方法 in the following ways.
(B) …有三個主要理由。…for three major reasons.
(C) 要...至少我們可做三件事。To ..., there are at least three things we can do.
例：(A)我用下列方法增加信心。
I increase my confidence in the following ways.
(B) 人們學外語有三個理由。
People learn a foreign language for three major reasons.
(C) 為了維護健康，我們每天至少可做三件事。
To keep healthy, there are at least three things we can do every day.
II.用於文章承轉句
3. 那就是(說)...;亦即…
That is to say, .
= That is, .
=Namely, ...
例：我們生活需有規律。也就是說，早睡早起，戒除菸酒。
We need to live a regular life. That is, we can keep good hours and refrain from smoking and drinking in the daily activities.
4. (A)基於這個理由... For this reason, ...
(B)為了這個目的…For this purpose, ...
例：基於這個理由，我已決定把行醫作為未來的職業。
For this reason, I have decided to take practicing medicine as my future career.
5. 我們有理由相信…
We have reasons to believe (that)子句
例：我們有理由相信體罰應該嚴格禁止。
We have reasons to believe that corporal punishment should be strictly prohibited.
6. 世上沒有什麼比...更令我高興。
Nothing in the world can delight me so much as ...
例：世上沒有什麼比到快餐店吃漢堡更令我高興。
Nothing in the world can delight me so much as having hamburgers in fast-food restaurants.
7.. ..是必要的 It is necessary that S (should) V
...是重要的 It is important/essential that S (should) V ...是適當的 It is proper that S (should) V ...是緊急的 It is urgent that S (should) V 例：我們當保持公共場所清潔是應當的'。
It is proper that we (should) keep the public places clean.
8. 每當我聽到...我就忍不住感到興奮。Whenever I hear..., I cannot but feel excited.
每當我做...我就忍不住感到悲傷。Whenever I do ..., I cannot but feel sad. 每當我想到...我就忍不住感到緊張。Whenever I think of ..., I cannot but feel nervous.
每當我遭遇...我就忍不住感到害怕。Whenever I meet with…, I cannot but feel frightened.
每當我看到...我就忍不住感到驚訝。Whenever I see ..., I cannot but feel surprised.
例：每當我想到我家附近那一條清澈的小溪，我就忍不住感到悲傷。
Whenever I think of the clean brook near my home, I cannot but feel sad.
=Every time I think of the clean brook near my home, I cannot help feeling sad.
9. 據說... It is said (that)子句
一般認為... It is thought (that)子句
大家都知道... It is known (that)子句
據報導... It is reported (that)子句
一般預料... It is expected (that)子句
一般估計... It is estimated (that)子句
一般相信... It is believed (that)子句
例：一般相信閱讀增加我們的知識、擴大我們的心胸。
It is believed (that) reading increases our knowledge and broadens our mind.
10.. ..的主要理由是...
The main reason why ... is (that)子句 例：青少年犯罪的主要理由是社會環境日一敗壞。
The main reason why the juveniles commit crimes is that social environment is becoming worse
