It must be pointed out that~

It must be pointed out that difficulties can bring out a person’s best qualities.

必须指出，困难能显示一个人的最佳素质。（bring out a person’s best qualities）

be just about to do ~ when~/ be close to doing ~ when~/ be on the point of doing ~ when~

I was on the point of buying that piano when my wife reminded me that this amount of money was for my son’s tuition.

I was close to buying that piano when my wife reminded me that this sum of money was for my son’s tuition.

I was just about to buy that piano when my wife reminded me that this sum of money was for my son’s tuition.

我刚要买那架钢琴时，突然我太太提醒我这笔钱是付我儿子学费的。

not so much ~ as ~

It is not so much with their wishes as with their actions that they can shape the future.

他们打造未来与其用希望还不如用行动。

prefer to do~ rather than do~

To face whatever you might prefer to hide rather than acknowledge requires courage

要面对你宁可隐藏也不承认的任何事需要勇气。

more ~ than ~

Being obliged to leave the stage due to his illness, he has an emotion, which is more of regret than attachment.

因病得离开舞台时，他有着一种情感, 这种情感与其说是留恋，还不如说是遗憾。

There is no doing ~

There is no denying that bad things do happen to us sometimes.

不可否认的是，有时候不好的事情确实发生在我们身上。

It can’t be denied that~

It can’t be denied that he has a gift for music however lazy he is.

无法否认的是他对音乐有天赋，不管他是多么的慵懒。

There is no doubt that~毫无疑问的

There is no doubt that he will win the election by a large majority

毫无疑问他会以多数票赢得竞选。

so long as ~/as long as~

However inharmonious they look in other people’s eye, they can enjoy life so long as they love each other.

在别人眼里无论他们看起来是多么的不和谐，只要他们彼此相爱，就能享受生活。

It is no wonder that ~

It is no wonder that children love to visit museums.

孩子们喜欢参观博物馆是不足为怪的。

It is +adj. +of sb. to do~

It is mean of you to tip so little.

你真吝啬，给这么少小费。

It is +adj./现在分词+for sb. to do~

As a doctor, it is necessary for you to pay a regular visit to your patients, assuring them that your attention is still focused on them.

作为医生，你定期看望病人，让他们相信你仍然关注着他们是必要的。

There is no use/point (in) doing~ / It’s no good/use doing~

It’s no good helping him since he doesn’t help himself.

There is no use helping him now that he doesn’t help himself.

既然他不争气，帮他也没用。

Not only ~ but also ~

Not only can knowledge help you conquer fear but also it can bring you real power.

知识不仅能帮助你克服恐惧，也能给你带来真正的力量。

It must be admitted that ~

It must be admitted that online study is another effective way of self-improvement.

必须承认网上学习是另一种自我完善的有效方法。

in spite of the fact that

In spite of the fact that the old man doesn’t know much, he is warm-hearted and friendly.

虽然那老头懂得不多，但他热情、友好。