3. 一般现在时的用法

　　1) 经常性或习惯性的动作，常与表示频腮度的时间状语连用。

　　时间状语： every…, sometimes, at…, on Sunday

　　I leave home for school at 7 every morning.

　　2) 客观真理，客观存在，科学事实。

　　The earth moves around the sun. Shanghai lies in the east of China.

　　3) 表示格言或警句中。

　　Pride goes before a fall. 骄者必败。

　　注意：此用法如果出现在宾语从句中，即使主句是过去时，从句谓语也要用一般现在时。

　　例：Columbus proved that the earth is round..

　　4) 现在时刻的状态、能力、性格、个性。

　　I don't want so much. Ann Wang writes good English but does not speak well.

　　比较：Now I put the sugar in the cup. I am doing my homework now.

　　B) 一般将来时

　　1、概念：表示将要发生的动作或存在的状态及打算、计划或准备做某事。

　　句中一般有以下时间状语：tomorrow, next day(week, month, year…),soon, the day after tomorrow(后天)等。

　　2、基本结构：① be going to + do; ②will+ do.

　   3、否定句：在be动词(am, is, are)后加not或will后加not成won’t。

　　例如：I’m going to have a picnic this afternoon.→ I’m not going to have a picnic this afternoon.

　　4、一般疑问句： be或will提到句首，some改为any, and改为or，**二人称互换。

　　例如：We are going to go on an outing this weekend. → Are you going to go on an outing this weekend?

　　5、对划线部分提问。一般情况，一般将来时的对划线部分有三种情况。

　　1） 问人。Who 例如：I’m going to New York soon. →Who’s going to New York soon.

　　2） 问干什么。What … do.

　　例如： My father is going to watch a race with me this afternoon. →What is your father going to do with you this afternoon.

　　3） 问什么时候。When. 例如：She’s going to go to bed at nine. →When is she going to bed?

　　6、同义句：be going to = will I am going to go swimming tomorrow(明天). = I will go swimming tomorrow.