污染对我们的生存造成一大威胁。

三十五、do one's utmost to+V=do one's best（尽全力去……）

例句：We should do our utmost to achieve our goal in life.

我们应尽全力去达成我们的人生目标。

中考英语作文万能模板：说明原因型

模块（3）

Currently,XX has been the order of the day.This does demonstrate

the theory---nothing is more valuable than XX.

It is clear that(1).If you(2),as a result,

your dreams willcome true.On the contrary,if you(3).

Failure will be following　with you.It turns out that all your plan falls through.

No one can deny another fact that(4).You donn\'t have to

look　very far to find out the truth,in respect that we all know(5).

It will exert a profound influence upon(6).

With reference to my standpoint,I think(7).

附加

一、英语书信的常见写作模板

开头部分：

How nice to hear from you again.

Let me tell you something about the activity.

I’m glad to have received your letter of Apr.9th.

I’m pleased to hear that you’re coming to China for a visit.

I’m writing to thank you for your help during my stay in America.

结尾部分：

With best wishes.

I’m looking forward to your reply.

I’d appreciate it if you could reply earlier.

二、口头通知常见写作模板

呼语及开场白部分：

Ladies and gentlemen,May I have your attention,please?I have an announcement to make.

正文部分：

All the teachers and students are required to attend it.

Please take your notebooks and make notes.

Please listen carefully and we’ll have a discussion in groups.

Please come on time and don’t be late.

结束语部分：

Please come and join in it.

Everybody is welcome to attend it.

I hope you’ll have a nice time here.

That’s all.Thank you.