初中語法一般現在時
我們的英語語法有哪些，大家知道嗎?接下來，小編給大家準備了初中語法一般現在時,歡迎大家參考與借鑒。
初中語法一般現在時
一、表示一般性或經常發生的動作或狀態
1) In general [A] ， newspapers emphasize current news， whereas1 [B] magazines dealt [C] more with [D] background materials.
2) The adult mosquito usually lives for about [A] thirty days， although [B] the life span2 varied3 [C] widely with temperature， humidity4， and other [D] factors of the environment.
3) Industrial buyers [A] are responsible [B] for supplying [C] the goods and services that an organization required [D] for its operations.
二、表示習慣性動作和狀態或普遍的現象或常識
4) It is an accepted [A] custom in west countries that [B] men removed [C] their hats when a woman enters [D] the room.
5) Certain layers of the atmosphere have special names .
[A]which indicated their character properties
[B]whose characteristic properties were indicating
[C]what characterize5 their indicated properties
[D]that indicate their characteristic properties
三、表示客觀事實、客觀規律和客觀真理。在賓語從句中，即使主句的謂語動詞用了過去時，只要從句表示的是客觀真理，從句的謂語動詞也要用一般現在時。
6) The teacher told them since [A] light travels faster than [B] sound, lightning appeared [C] to go before [D] thunder.
7) As [A] a child, I was told that [B] the planet earth, which has [C] its own satellite, the moon, moved [D] round the sun.
四、祈使句必須用動詞原形，其否定結構用“don’t+動詞原形”，如：
Go and fetch some water. / Don’t do that.
五、在反義疑問句中，如果主句用肯定句，那么，反問句用否定形式;如果主句用否定形式，那么，反問句就用肯定形式。而且前后在時態上要一致。但祈使疑問句用won’t you?進行反問。如：See a film tonight, won’t you?
注：① 祈使句后邊可用附加疑問句，以加強語氣。如果祈使句用肯定形式，附加疑問句用否定形式;如果祈使句用否定形式，附加句用肯定形式;如： Come here next Sunday, won’t you? / Don’t tell it to anyone, will you? ② 但如果祈使句的前一句有了表示強烈[ZZ(]肯定[ZZ)]的語言環境，即使祈使句用了肯定形式，其附加成分也可以用“will you”(表示肯定，如果是在口語中用降調)。如：Give me the book, will you?
擴展：初中語法解析-一般將來時
一、一般將來時表示將要發生的動作或狀況。
1) But the weather experts [A] are now paying more attention to West Antarctic1, which may be affected2 [B] by only a few degrees of warming: in other words, by a warming on the scale that would [C] possibly take place in the next fifty years from the burning [D] of fuels.(92年閱讀理解題)
2) If traffic problems are not solved soon [A]， driving [B] in [C] cities becomes [D] impossible.
二、在表示時間和條件的狀語從句中，一般現在時代替一般將來時。這些時間副詞有when, as soon as等，表示條件的連詞有if, as long as等。
3 ) A desert area that has been [A] without water [B] for six years will still [C] bloom3 when rain will come [D] .
4) Come and see me whenever ___.(84年考題)
[A] you are convenient [B] you will be convenient
[C] it is convenient to you[D] it will be convenient to you
5) The task is extremely difficult. If no one ___able to do it, we will have to find somebody else.
[A] were
[B] was
[C] is
[D] would
注意：如果這些副詞或連詞引導的是名詞從句作賓語而不是狀語從句時，這些名詞從句的謂語動詞則用該用的時態：I don’t know when he will come.而且表示將來的助動詞will還可以用以條件從句中，譯為“愿意、肯”等。
三、一些表示方向及變化的瞬間動詞可用進行時或現在時表示將要發生的動作。
We leave (are leaving) for California the day after tomorrow.我們(計劃)后天動身去加利福尼亞州。
May I have your attention please. The plane for Wuhan is about to take off.請注意，飛往武漢的飛機就要起飛了。
四、另外，“be +to +動詞原形”也可表示打算做的事，還可表示責任、意向和可能性。
You are to follow the doctor’s advice.你應遵從醫囑。
No shelter was to be seen.找不到避難處。
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