手机短信验证
need 的用法
(1)need作情态动词时，主要用于否定句和疑问句中。
He needn't_worry_about us now.
他现在不必为我们担心。
(2)need也可作实义动词，用于肯定句、否定句和疑问句中，其后可接名词、代词、动名词或带to的动词不定式作宾语。
You need to practise reading aloud every day.
你有必要每天都大声朗读。
语法易错题
英语单词快速记忆
初中英语试题
shall和should的用法
(1)shall的用法
①用于第一、第三人称疑问句中，表示说话人征求对方的意见或向对方请示。
—What time shall_I_pick_you_up at your house tomorrow，sir?
——先生，我明天什么时候到你家接你呢？
—I haven't decided on the time.But I will call you.
——我还没有定时间，但是我会给你打电话的。
②用于第二、第三人称陈述句中，表示说话人给对方的命令、警告、允诺或威胁。
—Will you read me a story，Mummy?
——妈妈，给我讲个故事好吗？
—OK.You shall have one if you go to bed as soon as possible.
——好的，如果你尽快上床睡觉我就给你讲一个。
③用于第三人称作主语的陈述句中，在条约、规定、法令等文件中表示义务或规定。
The National Party congress shall_be_held every five years.
党的全国代表大会每五年举行一次。
(2)should的用法
①表示义务、职责等，意为“应该”。
The children should_be_taken_good_care_of.
这些孩子应该受到好的照顾。
②表示说话人的惊奇、愤怒、失望等特殊情感。
How should I know where you've left your bag?
我怎么知道你把包丢在哪里了？
will和would的用法
(1)表示意志、意愿和决心，would用于过去的情况。
—Goodbye，John.Come back again sometime.
——再见，约翰。欢迎再来。
—Sure.I_will.
——好的，我会的。
(2)will可以表示一种习惯性的动作，有“总是”或“总要”之意。
Every morning he will have a walk along this river.
每天早晨，他总是沿着小河散步。
(3)would可以表示过去的习惯性动作，比used to正式，但没有“现已无此习惯”的含义。
When we worked in the same firm several years ago，we would often go to the cinema together.
当几年前我们在同一家公司工作时，我们常常一起去电影院。
完成句子(利用情态动词完成句子)
1．Judging from the bright smile on his face，he ________(一定已经成功了) in passing the job interview.
2．I felt surprised that anyone of his intelligence ________(竟然没有通过) such an easy test.
3．You ________(本不必来) in person；a telephone would have been enough.
4．________(如果我收到) your email，I would have set off two days ago.
5．We all know that we ________(本应该减少) our carbon footprint，but I suspect that many people wouldn't be prepared to go as far as Joan Pick，a retired scientist living in south London.
6．The sleeping baby would be scared ________(如果有) a sudden loud noise.
7．There was something wrong with the network，or the email ________(本可以被发出) earlier.
8．For those of you who ________(也许已经错过了) a few very popular articles that came out last week，check out this mail.
9．We ________(本来能够到达) here on time but we were caught in a traffic jam.
10．If you ________(没有离开) home without a word，your parents wouldn't be so worried now.
答案 1.must have succeeded
2.should have failed
3．needn't have come
4.If I had received/ Had I received
5.should have reduced
6.should there be/if there should be
7．could have been sent
8.may have missed
9.could have arrived
10.hadn't left
