第四天 一般现在时（3）

1、be动词。①肯定式：I am…;He/She/It is…;We/You/They are…②否定式：I am not…;                        He/She/It is not …;We/You/They are not…

2、work（实义动词）。①肯定式：I work.；He/She/It is works.；We/You/They work.②否定式：       I do not work.；He/She/It does not work.；We/You/They do not work.

be动词。1、第一人称：①Am i …?  Yes,you are./No, you are not.②Are we …?  Yes, we/you are.         No,we/you are not.                                                                                                          2、第二人称：①Are you …?  Yes,i am./No,i am not.②Are you …?  Yes,we     are./No,we are not.  3、第三人称：①Is he/she/it …?  Yes,he/she/it is.  No,he/she/it is not.②Are they …?                         Yes,they are./No, they are not.

work（实义动词）。1、第一人称：Do i work?  Yes, you do./No, you do not.                                    2、第二人称：Do you work?  Yes,i do./No,i do not.                                                                      3、第三人称：①Does he/she/it work?  Yes,he/she/it does.  No,he/she/it does not.                                           ②Do they work?  Yes,they do./No,they do not.

①一般在词尾加-s，清辅音后，读/s/；浊辅音后，读/z/。e.g.: look——looks；read——reads

在/s/,/z/,/ʃ/,/tʃ/后加-es，读/iz/。e.g.: teach——teaches；watch——watches

音符音字母加y结尾变y为i加-es，读/iz/。fly——flies；apply——applies

<span style="font-size: 13px;">表示说话人做一段时间内所发生的动作和存在的状态。e.g.: He likes China very much./I put some apples &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp;on the desk./They walk to the park every day.</span>

<span style="font-size: 13px;">表示说话人习惯和能力。e.g.: My father is a worker./I swim very well./She goes to work by car.</span>

<span style="font-size: 13px;">表示一般的客观事实。e.g.: The earth goes around the sun./Knowledge is power./Light travels faster &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; than sound.光比声音跑得快。</span>

<span style="font-size: 13px;">一般现在时谓语中出现go，arrive.start,sail等动词（位移动词）时，要用一般现在时表示将要发生的事，而且这类事主要表示事先安排好的即将要发生了。 &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; e.g.: The plane arrives at 9 a.m.这架飞机早上9点钟到。The film starts at 7 p.m./Where does she go? &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp;&nbsp;</span>

<span style="font-size: 13px;">在时间或条件状语从句中，用一般时代替将来时。这就是我们所说的”主将从现“的语法现象。 &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp;e.g.: If it &nbsp;rains tomorrow,the sports meeting will be put off.如果明天下雨，运动会就将推迟。 &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; When i become an dult,i will be a doctor.我长大了，要成为一名医生。</span>