英语动词时态用法归纳：一般现在时

(4) 在suppose，assume，see (to it), make sure / certain，take care，be careful，mind，watch等后的宾语从句中可用一般现在时表示将来意义。如：

Suppose a company has a new breakfast cereal that it wants to sell. 假设有个公司想出售一种新的早餐麦片粥。

I assume you always get up at the same time. 我想你总是在同一个时间起床。

See that the windows and doors are fastened. 留心一定要把门窗关牢。

When you start the engine, you must see to it that the car is in neutral. 开发动机时,一定要使汽车的离合器处于空档位置。

Take care that you don’t drink too much. 当心别喝得太多了。

Please make sure that the house is locked before you leave. 请你确信是锁上房间后才离开的。

Be careful how you start the personal computer. 要注意怎样起动个人计算机。

Watch what I do and how I do it. 注意我的动作和方法。

Mind you read the examination questions carefully before you begin to answer them. 在答题前要注意仔细阅读考题。

(5) 在it doesn’t matter, I don’t care, I don’t mind 等后的名词性从句也通常用一般现在时表示将来意义。如：

It doesn't matter if I miss this bus, I can walk. 如果我错过了公共汽车不要紧，我可以步行。

What does it matter where he goes? 他去哪里又有什么关系呢？

I don’t really care whether I win or lose the game. 对这场比赛我实际上并不在乎输赢。

Don’t you care what happens to them? 难道你不关心他们出什么事了？

I don’t care what people say. 我不在乎别人说什么。

I don’t mind how you do it, as long as you get it done quickly. 我不在乎你怎么做，只要你快点做好就行。

(6) 当主句为用将来时态时，定语从句通常可用一般现在时表将来。如：

You can have anything I find. 我找到的任何东西你都可以拿去。

Anyone who breaks the law will be punished. 任何犯法的人都将受到惩罚。

Give the books to those who need them。把书给那些需要的人。

They will fly to Nanjing, where they plan to stay for two or three days. 他们要乘飞机去南南京，他们打算在那儿呆两三天。

Don’t talk about such things as you don’t understand. 不要谈论你不懂的事情。

四、一般现在时表过去

(1)少数动词如tell, say, hear, learn, gather等，用一般现在时表示过去发生的动作。如：

Alice tells me you will leave tomorrow. 艾利斯告诉我你明天离开。

Mary says she is entering college next year. 玛丽说她明年上大学。

I hear that his son has gone to London. 我听说他儿子到伦敦去了。

I gather she’s ill, and that’s why she hasn’t come. 我推测她病了，这是她没有来的原因。

I gather she won the first prize, since she came out of the hall with a crowd of reporters following her. 我猜想她是得头奖了,因为她从大厅里出来时后面跟着一群记者。

(2) 当要陈述一个客观事实时，有时即使有过去时间状语也可用一般现在时。如：

The novel is set in 17th- century Spain. 这本小说以十七世纪的西班牙为背景。

The movie is set in the Anti-Japanese war. 这部电影以抗日战争为背景。

The story begins in the year 1937. 故事开始于1937年。