标签:英文语法 相关文章
引导名词性从句的连接词可分为三类: 连接词:that,whether,if 不充当从句的任何成分) 连接代词:what, whatever, who, whoever, whom, whose, which. 连接副词:when,
1)用于wish后面的从句,表示与事实相反的情况,或表示将来不太可能实现的愿望。其宾语从句的动词形式为: 真实状况 wish后 从句动作先于主句动词动作
部分倒装是指将谓语的一部分如助动词或情态倒装至主语之前。如果句中的谓语没有助动词或情态动词,则需添加助动词do, does或did,并将其置于主语之前
方式状语从句通常由as, (just) as…so…, as if, as though引导。 1) as, (just) as…so…引导的方式状语从句通常位于主句后,但在(just) as…so…结构中位于句首,这
1) 用half of, part of, most of, a portion of 等词引起主语时,动词通常与of后面的名词,代词保持一致。 Most of his money is spent on books. Most of the students are taking an
1) may(might) have + done sth, can (could) have + done sth 表示过去,推测过去时间里可能发生的事情。 Philip may (might) have been hurt seriously in the car accident. Philip can (cou
由as, which 引导的非限定性定语从句,as和which可代整个主句,相当于and this或and that。As一般放在句首,which在句中。 As we know, smoking is harmful to one's health.
1)时态:可以表示过去,现在和将来的情况。它的基本特点是时态退后。 a. 同现在事实相反的假设。 句型 : 条件从句 主句 一般过去时 should( would) +动词
真实条件句用于陈述语气,假设的情况可能发生,其中 if 是如果的意思。 时态关系 句型: 条件从句 主句 一般现在时 shall/will + 动词原形 If he comes, he w
关系代词所代替的先行词是人或物的名词或代词,并在句中充当主语、宾语、定语等成分。关系代词在定语从句中作主语时,从句谓语动词的人称和数要和
1)由wh-词引导的名词从句叫做名词性wh-从句。Wh-词包括who, whom,. whose, whoever, what, whatever, which, whichever等连接代词和where, when, how, why等连接副词。Wh-从句的
1)由从属连词that引导的从句叫做名词性that-从句。 That只起连接主句和从句的作用,在从句中不担任任何成分,本身也没有词义。名词性that-从句在句中能
连接词主要有 if, unless, as/so long as, on condition that 等。. if 引导的条件句有真实条件句和非真实条件句两种。非真实条件句已在虚拟语气中阐述。 unless = i
1) 代词each和由every, some, no, any等构成的复合代词作主语,或主语中含有each, every, 谓语需用单数。 Each of us has a tape-recorder. There is something wrong with my watch
如 Not only…but also, Hardly/Scarcely…when, No sooner… than Not only did he refuse the gift, he also severely criticized the sender. Hardly had she gone out when a student came to visit her. No
though, although 注意: 当有though, although时,后面的从句不能有but,但是 though 和yet可连用 Although it's raining, they are still working in the field. 虽然在下雨,但他们
带to 的情态动词有四个:ought to, have to, used to, be to, 如加上have got to ,(=must), be able to,为六个。它们的疑问,否定形式应予以注意: Do they have to pay their b
问句 肯定回答 否定回答 Need you…? Yes, I must. No,I needn't Must you…? /don't have to. 典型例题 1)---Could I borrow your dictionary? ---Yes, of course, you____. A. might B. will C.
1) 在代词what, which, who, none, some, any, more, most, all等词的单复数由其指代的词的单复数决定。 All is right. (一切顺利。) All are present. (所有人都到齐了。) 2)
1)当there be 句型的主语是一系列事物时,谓语应与最邻近的主语保持一致。 There is a pen, a knife and several books on the desk.. There are twenty boy-students and twenty-th