Unit 5 Do you have a soccer ball?1.动词have的意思是“有”,表示拥有关系,有人称和数的变化。当主语是I,we,you,they或可数名词复数时,就与have搭配。当主语是第三人称单数he,she,it或可数名词单数和不可数名词时,则与has搭配。My parents________ a computer.I ________ an English book.She ________ a brother.Tom________ a new bike.have的否定形式是don’t have; doesn’t have.We ________ have a house.She ________ have a car.have 的疑问式是Do sb. have...?has的疑问式是Does sb. have...?回答要用do或does的形式。 Do you have......? Yes, I do. No, I don’t.. 你有……吗? 是的,我有。 不,我没有。Do they have......? Yes, they do. No, they don’t..Does he have......? Yes, he does. No, he doesn’t.Does she have......? Yes, she does. No, she doesn’t.2. do/does 1)作助动词,帮助构成一般现在时的否定句或疑问句,无意义。 Do you have a soccer ball? 你有足球吗? I don’t know. 我不知道。 Does Jim have a sister? 吉姆有妹妹吗? He doesn’t like English. 他不喜欢英语。 2) 作实义动词,“做,干”。 I do my homework every day. 我每天都做家庭。 Bob does his homework every day. 鲍勃每天都做家庭。 3) 在一般现在时中,do/does 可用来替代上文出现过的动词,以避免重复。 Do you have a soccer ball? 你有足球吗?Yes, I do. 是的,我有。(do 代have)Does she have an eraser? Yes, she does. 3. Let’s do sth. “(让)我们做某事吧。”表示建议 |