七年級英語上冊語法學習知識點總結
情態(tài)動詞:i can play the piano. can you play the piano? i can’t play the piano.
行為動詞:they want to eat some tomatoes. do they want to eat any tomatoes? they don’t want to eat any tomatoes.
gina has a nice watch. does gina have a nice watch? gina doesn’t have a watch.
2、現(xiàn)在進行時 表示動詞在此時正在發(fā)生或進行就使用進行時態(tài),結構為sb be v-ing sth + 其它.
i’m playing baseball. are you playing baseball? i’m not playing baseball.
nancy is writing a letter. is nancy writing a letter? nancy isn’t writing a letter.
they’re listening to the pop music. are they listening the pop music? they aren’t listening to the pop music.
1. 形容詞的用法:
形容詞用以修飾名詞,表示人或事物的特征。在句中可以作定語、表語,用于限定被修飾語的特征,如長短、大小、重量、顏色、高矮、胖瘦、新舊等,。
the little girl is very pretty. 這個小女孩很好看。
--i want that one. 我想要那個。
--which one? 哪一個?
--the new blue one. 那個藍色新的。
can i have a look at the big nice one? 我能看一看那個大的漂亮的嗎?
2、人稱代詞:
是用來表示人的代詞,有單數(shù)和負數(shù)之分,有主格和賓格之分。人稱代詞的主格在句中作主語;人稱代詞的賓格在句中作賓語,是作動詞或介詞的賓語。
主格:i, we, you, he, she, it, they在句子中作主語
賓格:me, us, you, him, her, it, them在句子中作賓語
he and i are in the same class. 我和他在同一個班級。
can you see them in the street? 你能看見他們在街上嗎?
3、可數(shù)名詞和不可數(shù)名詞
英語中名詞分為可數(shù)名詞和不可數(shù)名詞。凡是可數(shù)計數(shù)的名詞叫做可數(shù)名詞;凡是不可以計數(shù)的名詞叫做不可數(shù)名詞。
(1)可數(shù)名詞分為單數(shù)和復數(shù)兩種形式。可數(shù)名詞前可以用不定冠詞、數(shù)詞或some many等修飾。如:a man a desk an apple an orange some books some children tow pens
(2)不可數(shù)名詞沒有復數(shù)形式,前面不能用不定冠詞、數(shù)詞或many等詞語修飾,但可以用some a little much等詞語來修飾。有時可以與一些量詞短語搭配,這些量詞短語中的名詞一般是可數(shù)的,有單數(shù)形式,也可以有復數(shù)形式。如:some water a little milk much food a piece of bread tow bottles of ink some glasses of water
4、祈使句
祈使句用來表示請求、命令等,句中沒有主語,肯定形式由謂語或者謂語+賓語(+賓語補足語)構成,否定形式則在句前加don’t.
stand up, please. 請起立。 don’t worry. 別擔心。
can的用法:
can是情態(tài)動詞,表示“能,會,可以,被允許等”,其后接動詞原形,否定形式為cannot,可縮寫為can’t.
she can speak japanese. 她會講日語。