基本形式(以do为例): 第三人称单数:does(主语为非第三人称单数);
肯定句:主语+动词原形+其他;
He works for us.
否定句:主语+don't/doesn't+动词原形+其他;
He doesn't work for us.
一般疑问句:Do/Does+主语+动词原形+其他。
肯定回答:Yes,(+ 主语+do/does).
否定回答:No,(+主语+don't/doesn't.)
特殊疑问句:疑问词+一般疑问句语
Does he work for us?
Yes, he does.
No, he doesn't
What does he do for us?
He works for us.
(2)一般过去时
be动词+行为动词的过去式
否定句式:在行为动词前加didn't,同时还原行为动词,或was/were+not;
was或were放于句首;用助动词do的过去式did提问,同时还原行为动词
例如: Did he work for us?
He didn't work for us.
He worked for us.
(3)一般将来时
am/are/is+going to+do 或
will/shall+do
am/is/are/about to + do
am/is/are to + do;
一般将来时的表达方法
be going to +动词原形
be +不定式,be to+动词原形,be about to +动词原形
be able to +不定式
be about to+动词原形
will + 动词原形;
例如:He is going to work for us.
He will work for us;
He is coming.这是特殊的用一般现在时 表达 将来时态 的例子!!
(4)过去将来时
be(was,were)going to+动词原形
be(was,were)about to+动词原形
be(was,were)to+动词原形
肯定句:主语+be(was,were)going to