2022年人教版小升初英语六年级语法-形容词、副词、介词

2022年人教版小升初英语六年级语法形容词、副词、介词 一、形容词、副词1、形容词表示某一事物或人的特征，副词表示某一动作的特征。形容词和副词有三种形式：原形、比较、 最高级级、最高级。比较级：+er  最高级：the …+est两个重要特征：as……as中间一定用原形，than的前面一定要+er。
2、形容词、副词比较级,最高级的规则变化如下：
（1）一般直接+er，+est。如：tall - taller-tallest  fast - faster- fastest   单音节词如果以-e结尾，只加-r。如：late - later-latest
（2）重读闭音节词如末尾只有一个辅音字母，须双写这个字母，再加-er。如：big - bigger-biggest, fat - fatter-fattest
（3）以辅音字母加-y结尾的词，变y为i，再加-er。如：heavy - heavier-heaviest early - earlier-earliest
（4）双音节和多音节词的比较级,最高级应在原级前加more/most构成。如：beautiful - more beautiful-most beautiful       careful - more careful-most careful    quietly - more quietly-most quietly     interesting-more interesting-most interesting
（5）有些不规则变化的，须逐一加以记忆。如：good/well – better-best  bad/ill – worse-worst  , many/much – more-most, far – farther/further-farthest/furthest, old – older/elder-oldest/eldest
 练一练：
1、写出下列形容词、副词的比较级。
big          good          long         tall          old          
short        thin          heavy        young         fat        light        strong        high         far         low         early        late          well        fast          slow        2、用括号内所给单词的适当形式填空。
1) I can swim as _______ ( fast ) as the fish, I think.
2) Look! His hands are _______  ( big ) than mine.
3) I think you do these things_______ ( well ) than your classmates.
4) Whose bag is _______ ( heavy ), yours or mine?
5) Does Jim run as _______（slow ) as David? Yes, but Mike runs_______ ( slow ) than them.6) You have seven books, but I have _______ ( many )books than you. I have ten.
7) I jump _______ ( far ) than some of the boys in my class.
8) I’m very_______ ( thin ), but she’s _______ ( thin ) than me.
9) It gets _______and_______ ( warm ) when spring comes here.10)  The Changjiang River is one of ________(long) rivers in China.11)  John is ____________ (tall) boy in my class.12)Which is ________________(interesting), the blue book , the red book or the black book?13)Your bike is not as_______(cool)as his. 二、介  词1、一种虚词。不能单独作句子成分，它只有跟它后面的宾语一起构成介词短语，才能在句子中起作用。有：in, on, under, with, without,behind, about, near, before, after, for, to, up, down, from, in front of, out of, from…to…, at the back of…between... and...
2、表示时间的介词有：at, on, in。（1）at表示“在某一个具体的时间点上”，或用在固定词组中。如：at ten  o’clock, at 9:30 a.m., at night, at the weekend…（2）on表示“在某日或某日的时间段”。如：on Friday, on the first of October, on Monday morning…（3）in表示“在某一段时间（月份、季节）里”。如：in the afternoon, in September, in summer, in 2005…
3.in一词还有其他的固定搭配，如：in blue（穿着蓝色的衣服），in English（用英语表达），take part in（参加）。
 练一练：
1、选用括号内恰当的介词填空。
1) What’s this _______ ( at, on, in ) English?
2) Christmas is _______ ( at, on, in ) the 25th of December.
3) The man_______ ( with, on, in ) black is Su Hai’s father.
4) He doesn’t do well  _______ ( at, on, in ) PE.
5) Look at those birds  _______ ( on, in ) the tree.
6) We are going to meet  _______ ( at, on, in ) the bus stop  _______ ( at, on, in ) half past ten.
7) Is there a cat    _______ ( under, behind, in ) the door?
8) Helen’s writing paper is  _______ ( in, in front of ) her computer.
9) We live _______ ( at, on, in ) a new house now.
10) Does it often rain   _______ ( at, on, in ) spring there?
2、圈出下列句子中运用不恰当的介词，并将正确的答案写在横线上。
1) Jim is good in English and Maths.               2)  The films were in the ground just now.         
3) They are talking to their plans.                4) How many students have their birthdays on May?          
5) Women’s Day is at the third of March.          6) I can jog to school on the morning.          
7) Did you water trees at the farm?                8) Can you come and help me on my English?          
9) I usually take photos in Sunday morning.       10) What did you do on the Spring Festival?