动词突破篇动词(短语)表示主语的动作、存在、变化或态度。
动词按照动词的意义可以分为实义动词、情态动词、系动词、助动词。
第一讲谓语动词的时态、语态和主谓一致动词时态历来是高考考查的重点。
动词时态考查虽多，但考向非常集中，最常考的是一般过去时和一般现在时，其次是现在完成时，其他时态考查相对较少。
因此备考重点是：①动词时态的基本用法②动词语态的基本用法③主谓一致动词时态的知识网络(以动词do为例)1.一般时态(1)一般现在时①表示经常或习惯性的动作，多用动作动词，且常与表频率的时间状语连用。
We have meals three times a day.我们一日吃三餐。
②表示客观真理、科学事实及自然现象。
The sun sets in the west.太阳从西方落下。
③在时间、条件状语从句中常用一般现在时代替一般将来时。
I’ll write to her when I have time.有时间我会写信给她。
(2)一般过去时①表示过去发生的一次性或习惯性动作或状态。
We often played basketball together.我们(过去)经常在一起打篮球。
②时间、条件、让步状语从句中，若主句用了过去将来时，从句常用一般过去时。
He said he would tell her the news as soon as he met her.他说他一见到她就把这个消息告诉她。
单句语法填空①The 80，000 objects collected by Sir Hans Sloane, for example, formed (form) the core collection of the British Museum which/that opened in 1759.(2020·新高考卷Ⅰ语法填空)②The unmanned Chang’e－4 probe (探测器)—the name was inspired by an ancient Chinese moon goddess—touched (touch) down last week in the South Pole－Aitken basin.(2020·全国卷Ⅰ语法填空)③When/As he asked the villagers on the banks of the river where he could find the legendary (传奇的) artist, they smiled and pointed (point) down the river.(2020·全国卷Ⅲ语法填空)④New methods meant__(mean)that fewer people worked in farming.(2020·浙江卷语法填空)⑤While running regularly can’t make you live forever，the review says it is(be) more effective at lengthening life than walking，cycling or swimming.(2018·全国卷Ⅰ语法填空)⑥Sarah says，“My dad thinks I should take the offer now.But at the moment，school comes (come) first.I don’t want to get too absorbed in modeling.”(全国卷Ⅲ语法填空)2．进行时态(1)现在进行时(am/is/are＋现在分词)①表示说话时正在进行或发生的动作，也可表示现阶段正在进行的动作或存在的状态。
Unit 2Cloning[单词拼写应用]核心单词1．altogether ad v.总共；完全地2．forbid v t.禁止；不准3．obtain v t.获得；赢得4．owe v t.欠(账、钱、人情等)；归功于……5．shortly ad v.立刻；不久6．bother v t.打扰v i.操心n．烦扰7．strike v t.& v i.打；撞击；罢工n．罢工8．drawback n．缺点；不利条件9．undertake v t.着手；从事；承担10．breakthrough n．突破11．retire v i.退休；离开12．resist v t.抵抗；对抗[语境运用]用所给词的适当形式填空。
1．We are supposed to_undertake (undertake) the responsibility to lead alow-carbon lifestyle，which is of great significance.2．Nowadays，energy can be_obtained (obtain) through various sources such as oil，coal，natural gas，solar heat，the wind and ocean tides.3．Our school is a non-smoking school.So smoking is_forbidden ( forbid ) here.4．Had I realized you were busy，I wouldn't have_bothered(bother) you with my questions.5．But just as a coin has two sides，Internet has its own drawbacks (drawback)，which should not be neglected.6．Having_retired(retire) from business，he now occupies himself with his garden.拓展单词1．differ v i.不同；相异→different adj.不同的→difference n．差异；不同2．complicate v t.使复杂化→complicated adj.复杂的；难懂的→complication n．复杂3．correct adj.正确的v．改正→correction n．改正；纠正；修正4．object v i.反对；不赞成→objection n．不赞成；反对；异议5．accumulate v t.& v i.积累；聚积→accumulation n．积累；增加6．assume v t.假定；设想→assumption n．假定；设想7．popular adj.流行的；通俗的；受欢迎的→popularity n．受人喜爱；流行8．decorate v．装饰；装修→decoration n．装饰；装修9．reason n．原因；道理→reasonable adj.合情理的；讲道理的；公道的10．exact adj.精确的；准确的→exactly ad v.精确地；准确地[语境运用]用所给词的适当形式填空。
