精选优质文档-----倾情为你奉上新概念2语法知识点总结一、一般现在时： 1.构成：使用动词原形，第三人称单数须有变化 (1)直接加“s”，works，takes (2)以辅音加“y”结尾，变“y”为“i”，再加“es” carry → carries (3)以“o, s, x, ch, sh”结尾的动词加“es” goes dresses watches brushes 2．功能： (1)表现在的事实、状态或动作： eg: . Birds fly. . She loves music. . Marys parents get up very early. (2)表习惯性动作或职业，常与often，sometimes，usually，always，every week，seldom，occasionally，frequently等时间副词连用 eg: . I always take a walk after supper. . She writes to me very often. . Tom and his girlfriend go out to take a picnic occasionally. (3)表客观真理，格言警句或事实： . The earth moves round the sun. . The sun rises in the east and sets in the west. . Two and two makes four. . No man but errs. 人非圣贤，熟能无过。
(4)表将来： A.在由when，after, before，as，as soon as，although，because，if，even if，in case，till，until，unless， so long as，where，whatever，wherever 等引导的状语从句中用一般现在时表将来发生的动作 (黄金重点，所有考试都不放过它!) 例如： . Ill tell her when shecomes tomorrow. . Even ifit rains this afternoon, Ill meet you. . Whatever happens, you should keep cool-headed. (不错的句型，背下!!) . Ill be right here waiting for you wherever you go.(很感人的句型!) B.按时间表示将要发生的动作或事件，用一般现在时表达将来时概念 . The play begins at 6:30 this evening. . When does the plane take off? . He leaves for that city next week. . According to the timetable, the express train to Shanghai starts at nine in the morning.(按照时刻表，开往上海的特快列车早上 7 点出发。
) 【测试精编】 1. The Browns ________ a nice car and Browns brother ________ a nice jeep. A. have / have B. has / has C. have / has D. has / have 2. If their house ________ not like ours, what ________ it look like? A. is / is B. is / does C. does / does D. does / is 3. - ________ you think he will come? - If it ________ tomorrow, he will not come. A. Do / rains B. Are / rains C. Do / will rain D. Are / will rain 4. The little child ________ not even know that the moon ________ around the earth. A. do / move B. do / moves C. does / moves D. did / moved 5. Many a student ________ fond of films, but a good student seldom ________ to the cinema A. are / goes B. is / goes C. are / go D. is / go 【练习答案】 1.C 2.B 3.A 4.C 5.B 二．现在进行时：is / am / are + 现在分词 1．表示现在正在进行的动作。
如 . The kettle is boiling. Shall I make tea? . Dont you think you eat too much? Youre putting on weight(体重增加) . The workers are building a new bridge across the river. 2．表现阶段正进行的动作 . He is taking physics this semester(本学期) . Weare preparing for our final examination this week. 3．go, come, leave, arrive, land, meet, die, start, return, join, etc. 用于进行时态时表示即将开始的动作 . Look! The bus is coming.看!车来了! . The old man is seriously ill, and he is dying. . Alice is leaving for Beijing with her mother. 4．与 always, forever, continually, constantly 等副词连用，表示说话人带有感*彩：赞赏或厌恶。
. He is always thinking of others.(他总是想着别人) . The boy is continually making noises.(这男孩不断地发出吵闹声) . The teacher is constantly (always) criticizing her for being late.(老师一直在批评她迟到) 5．下面表示状态、感觉、情绪、精神活动的动词不可用于进行时 (此条戒律请背 10遍!!!) believe(相信)，doubt(怀疑)，see(看见)，hear(听见) ，know(知道)，understand (理解)，belong(属于)，think(认为)，consider(认为)，feel(觉得)，look(看起来)， seem(看上去)，show(显示)，mind(介意)，have(有)，sound(听起来)，taste(尝起来)， require(要求)，possess(拥有)，care(关心)，like(喜欢)，hate(讨厌)，love(喜爱)， detest(憎恨)，desire(意欲) 【简单记忆】 ● 永远不要说Im believing...或He is seeing a house. 再简单一点说，这些动词后面不要随意加-ing. ● 可怕的是：我们在写作及口语中常犯此类大错! ● 注意：have a party / think about可以用进行时，因为这里have意为“举行”;think意为“考虑”。
【测试精编】 1. How can you ________ If you are not ________ ? A. listening / hearing B. hear / listening C. be listening / heard D. be hearing / listening to 2.The girl even wont have her lunch before she ________ her homework. A. will finish B. is finishing C. had finished D. finishes 3. Those who have applied for the post(职位)________ in the office.(此题超前) A. are being interviewed B. are interviewing C. interviewing D. to be interviewing 4. The old scientist ________ to do more for the country. A. is wishing B. has been wishing C. wishes D. has been wished 5. If he ________, dont wake him up. A. still sleeps B. is still sleeping C. still has been sleeping D. will be sleeping still【练习答案】1.B 2.D 3.A 4.C 5.B三．一般过去时 1．表示过去某个特定时间或某一段时间发生的动作或情况。
. We visited the school last spring. . I went to school by bike when I was in middle school. . China was founded in 1949. 2．在表示时间或条件等的状语从句中代替过去将来时 . She told me that she would not go with us if it rained the next day. . They would not leave until she came back. . My friend promised to marry me once she made her final decision. 3．一般过去时，现在时和过去时的几组差异：（别以为这很简单，下面的差异你不一定明白 ● Her brother was a chemist.（已去世） ● Her brother is a chemist.（尚健在） ● Thats all I had to say.（话已说完） ● Thats all I have to say.（言之未尽） ● It was so nice to see you.（离别时用） ● It is so nice to see you.（见面时用） ● Jane did a lot of work this mor。