(一)时态构成:
一般现在时主要由动词的原形表示,如果主语是第三人称单数,则在动词原形后加-s或-eswww.xbaixing.com。
(二)时态的用法:
1、表示经常发生的动作、存在的状态和现阶段的习惯
常用的时间状语有:often, sometimes, usually, always, seldom, in the morning, every day, on Sunday 等小+百+姓+网。如:
He is always ready to help others.
The students have sports at five every afternoon.
Does he work hard?
2、表示不受时间限制的事实或普遍真理
Three plus two is five.
A plane is faster than a car.
China is in Asia.
Light travels faster than sound.
3、在含时间和条件状语从句的复合句中
主句用一般将来时,从句则用一般现在时表示将来动作www.xbaixing.com小百姓网。如:
I will stay at home if it rains tomorrow.
She’ll go to see him as soon as she arrives.
When they come, they’ll tell you something important.
4、在含宾语从句的复合句中
尽管主句用过去时态,但如果宾语从句所述内容是客观真理,从句谓语动词仍然用一般现在时sEg。如:
The teacher told her pupils that the sun rises in the east.
5、表示已经安排或计划好将来必定会发生的动作或存在的状态
一般用be, come, go, arrive, leave, start等动词www.xbaixing.com。如:
My birthday falls on May 2.
The meeting is at 2:00 p.m.
His ship leaves at 9:00 a.m.
6、图片说明、电影说明、解说戏剧内容及场景动词常用一般现在时x_b_a_i_x_i_n_g_c_o_m。如:
Scene 1 ( Mary and Miss Green are in the professor’s room-a large ,pleasant room with many books. There is a big desk near the window. )
7、几个由here, there 开头的句子
动词用一般现在时表示现在正在进行的动作小+百+姓+网。如:
There goes the bell. Let’s hurry.
Here comes the teacher.
