小學英語語法知識點:比較while, when, as 1)as, when 引導短暫性動作的動詞。 Just as / Just when / When I stopped my car, a man came up to me. 2)當從句的動作發(fā)生于主句動作之前,只能用when 引導這個從
小學英語語法知識點:讓步狀語從句 1)though, although 注意: 當有though, although時,后面的從句不能有but,但是 though 和yet可連用 Although it s raining, they are still working in the field. 雖然在
小學英語語法知識點:目的狀語從句 表示目的狀語的從句可以由that, so that, in order that, lest, for fear that, in case等詞引導,例如: You must speak louder so that /in order that you can be heard
小學英語語法知識點:關系代詞that 的用法 一、不用that的情況 1) 在引導非限定性定語從句時。 (錯)The tree, that is four hundred years old, is very famous here. 2) 介詞后不能用。 We depend on the land f
小學英語語法知識點:what至who+ever 1)what = the thing which; whatever = anything What you want has been sent here. Whatever you want makes no difference to me. 2) who= the person that whoever= anyo
小學英語語法知識點:先行詞和關系詞 1)Whoever spits in public will be punished here. (Whoever 可以用 anyone who 代替) 2)The parents will use what they have to send their son to technical school. (what
小學英語語法知識點:It is (high) time that It is (high) time that 后面的從句謂語動詞要用過去式或用should加動詞原形,但should不可省略。 It is time that the children went to bed. It is high time that t
小學英語語法知識點:比較if only與only if only if表示 只有 ;if only則表示 如果 就好了 。If only也可用于陳述語氣。 I wake up only if the alarm clock rings. 只有鬧鐘響了,我才會醒。 If only the alarm c
小學英語語法知識點:特殊的虛擬語氣詞should 1) It is demanded / necessary / a pity + that 結(jié)構(gòu)中的主語從句的謂語動詞要用should 加動詞原形, should 可省略。 句型: (1)It is+suggested+that + (should)
小學英語語法知識點:指代意義決定謂語的單復數(shù) 1) 在代詞what, which, who, none, some, any, more, most, all等詞的單復數(shù)由其指代的詞的單復數(shù)決定。 All is right. 一切順利。 All are present. 所有