初中英语语法(20200919090611) .pdf

语气是以动词形式表现出来的语法特征，它表示说话人对事物所持的态度。 1）陈述语气：用来陈述事实的，有肯定，否定，疑问或感叹等形式。 She is very clever. What fun it is to swim in the lake! Why don’t you join an English language club to practice speaking Englis h? 2) 祈使语气 : 用来表示请求，命令或劝告等。 Don’t be late for the meeting. 3 ）虚拟语气 : ：表示所说的内容与事实不符，不是事实或是不可能发生的，只是 一种愿望，建议或与事实相反的假设等。 真实条件句 真实条件句用于陈述语气，假设的情况可能发生，其中 if 是如果的意思。 时态关系 句型： 条件从句 主句 一般现在时 shall/will + 动词原形 If he comes, he will bring his violin. 典型例题 The volleyball match will be put off if it ___. A. will rain B. rains C. rained D. is rained 答案 B。真实条件句主句为将来时，从句用一般现在时。 非真实（虚拟）条件句 1）时态：可以表示过去，现在和将来的情况。它的基本特点是时态退后。 a. 同现在事实相反的假设。 句型 ： 条件从句 主句 一般过去时 should( would) +动词原形 If they were here, they would help you. b. 表示与过去事实相反的假设。 句型： 条件从句 主句 过去完成时 should(would) have+ 过去分词 If she had worked harder, she would have succeeded. The rice would not have been burnt if you had been more careful. If my lawyer had been here last Saturday, he would have prevented m e from going. If he had come yesterday, I should / would have told him about i t. 含义： He did not come yesterday, so I did not tell him about it. If he had not been ill and missed many classes, he would have made greater progress. 含 义： He was ill and missed many lessons, so he did not make greater p rogress. c. 表示对将来的假想 句型： 条件从句 主句 一般过去时 should+ 动词原形 were+ 不定式 would + 动词原形 should+ 动词原形 If you