内容正文:
六年级英语课程
第一讲: 小学三大重要时态
一、一般将来时
一般将来时:表示将来某一时刻的动作或状态,或将来某一段时间内要发生的动作或事情,句子中含有the day after tomorrow, this evening,tomorrow, next month等表示将来时间的状语。
一般将来时的基本句式:
1.肯定陈述句:主语+be going to/shall/will+动词原形+其他。
如:Sam is going to write to Tom tonight.
I will go shopping tomorrow.
2.否定陈述句:主语+be not going to /shall not/will not+动词原形+其他
如:Sam is not(isn't) going to write to Tom tonight.
I will not(won't) go shopping tomorrow.
3.一般疑问句:
Shall+we/I+动词原形+其他? Will+其他人称+动词原形+其他?
Be+主语+going to+动词原形+其他?
如:Is Sam going to write to Tom tonight? Yes, he is./No, he isn't.
Will you go shopping tomorrow? Yes,I will./No,I won't.
4.特殊疑问句:特殊疑问词+be+主语+going to+动词原形+其他?
特殊疑问词+will/shall+主语+动词原形+其他?
如:What is Sam going to do tonight? When will you go shopping?
【注意】be going to结构中的be动词要随主语的变化而变化为am, is, are。
二、一般现在时
一般现在时表示经常性、规律性或习惯性的动作或状态。含有always, often, usually, sometimes, never, every+时间词等时间状语的句子要用一般现在时。如果句子中的主语是第一、第二人称或其他复数形式的名词,动词用原形;如果主语是第三人称单数形式或其他表示单数概念的名词,动词用第三人称单数形式。
We finish our homework on time at home every day.
He always goes to school at about 7:00 in the morning.
(二)、动词第三人称单数形式的变化规则
1. 一般情况下,直接在动词词尾加s。 read—reads,play—plays
2. 以s, x, o, sh, ch结尾的动词,在词尾加es。 go—goes,wash—washes
3. 以辅音字母加y结尾的动词,把y改为i再加es。 study—studies,fly—flies
4. 特殊形式:have—has,be—is、are
(三)、一般现在时的句型结构
1. 含有be 动词的句子
(1)肯定句: 主语+be 动词+其他. I'm 14 years old this year.
(2)否定句:主语+be动词+not+其他. I am not in Grade 4 this year.
(3)一般疑问句:Be+主语+其他? Are you from America?
2. 含有第三人称单数形式实义动词的句子
(1)肯定句: 主语+实义动词的三单形式+其他.
Mike plays computer games every Saturday afternoon.
(2)否定句:主语+does not(doesn't)+实义动词(原形)+其他.
Mike doesn't play computer games every Saturday afternoon.
(3)一般疑问句:Does+主语+实义动词(原形)+其他?
Does Mike play computer games every Saturday afternoon?
3. 含有原形实义动词的句子
(1)肯定句:主语+ 实义动词(原形)+其他.
We study in Dongjie Primary School.
(2)否定句:主语+do not(don't)+实义动词(原形)+其他.
We do not (don't)study in Dongjie Primary School.
一般疑问句:Do+主语+实义动词(原形)+其他?
Do you study in Dongjie Primary School?
三、现在进行时
结构
am
is doing