GrammarFocus[资料].ppt

Unit 14;Read the sentences below, paying attention to the blue parts.;Do you know the different tenses of these sentences? Can you find the differences of the verbs in different tenses? Talk with your partner and give a conclusion.;Our team won the school basketball competition. ;一般过去时：动词要用过去式形式；;现在完成时表示的是与现在有关联的过去事件；而一般过去时则与现在毫无关系，只是单纯的过去的情况。比较： I have seen the film. I saw the film three days ago.;1. — I have seen the film Titanic already. —When _______ you _______ it? A. have; seen B. will; see C. did; see D. did; seen 2. We _______ trees last Sunday. So far we _______ over 3,000 trees there. A. planted; planted B. planted; have planted C. have planted; planted D. have planted; have planted?;1. be going to 表示近期、眼下就要发生的事情，will 表示的将来时间则较远一些，如： He is going to write a letter tonight. He will write a book one day. 2. be going to 表示根据主观判断将来肯定发生的事情，will表示客观上将来势必发生的事情。 He is seriously ill. He is going to die. He will be twenty years old. ;3. be going to 含有“计划，准备”的意思，而 will 则没有这个意思，如： She is going to lend us her book. He will be here in half an hour. 4.在有条件从句的主句中，一般不用 be going to, 而多用will, 如： If any beast comes at you, Ill stay with you and help you.;Practice ;I used to take dance lessons, but I don’t anymore.;Can you find the uses of the verbs in these sentences? Talk with your partner and give a conclusion.;remember+动词-ing形式，表示“记得做了某事”。;1. remember to do sth. 记住要做某事 remember doing sth. 记得做过某事 　Remember to post the letter for me. I remember seeing him once. 2. used to do sth.表示“过去常常做某事或 存在的状态”；be used to (doing) sth.表 示“习惯于做某事”，to 是介词，后面要 跟“(动)名词”；be used to do sth.是被动 语态， 表示“被用来做某事”。 ; used to do sth.用 did / didnt 或 used / usednt 来构成疑问句或否定句。 ? My father usednt / didnt use to fish on Sundays. Mr. White used to live in China, so he is used to (eating) Chinese food. Cloth is used to make clothes.;(2011?,长沙) — Have?you?ever?been?to?Shanghai??? — Yes.?I