用于肯定句中,在否定句和問句中改為any,但當(dāng)表示委婉語氣時仍用。
如: Can I have some writing paper? Would you like some orange juice?
代詞
人稱代詞主格做主語用一般放在句首或動詞前。
主格分別是 I ,you, he, she, it ,we ,you ,they。
賓格做賓語用,一般放在動詞或介詞后。
賓格分別是me ,you, him, her ,it, us ,you ,them。
如:Open them for me.Let us …, join me等。
形容詞性物主代詞放在名詞前,不能單獨使用。
分別是my ,your, his ,her, its, our, your, their。
名詞性物主代詞相當(dāng)于形物加名詞,它只能單獨使用后面不好加名詞。
分別是mine ,yours ,his, hers ,its, ours, yours ,theirs。
介詞
介詞后要么不加動詞,加動詞只能加動詞ing形式。
如:be good at running;
do well in jumping.
時間介詞
季節(jié)前,月份前用介詞in。
如:in summer;in March
具體的哪一天如星期幾,幾月幾日用介詞on。
如:on Saturday; on the second of April; on Wednesday morning
在幾點鐘前用介詞at
如:at a quarter to four
只在上下午晚上用in
如:in the morning/ afternoon/ evening;但在夜間用at night。
注:季節(jié),月份和星期前不好加the.
..
名詞復(fù)數(shù)的構(gòu)成方法有規(guī)則的有:
(1)直接在名詞后加s
如:orange?oranges; photo?photos
(2) 以x, s, sh, ch 結(jié)尾的加es
如:box?boxes; glass?glasses; waitress?waitresses; watch?watches;peach--peaches
(3) 以輔音字母加y結(jié)尾的改y為i加es
如:study?studies;library?libraries; hobby?hobbies; family?families
(4)以f, fe結(jié)尾的改f, fe 為v+es
如:knife?knives; thief?thieves
(注:以o結(jié)尾的我們學(xué)過的只有mango加es, mango?mangoes其余加s,)
不規(guī)則的有
man?men; woman?women; people?people; child?children
動詞第三人稱單數(shù)的構(gòu)成
(1)直接在動詞后加s
如:run?runs; dance?dances
(2)以s,sh,ch,o結(jié)尾的加es
如:do?does;go?goes;wash?washes;catch?catches
(3)以輔音字母加y結(jié)尾的改y為i加es
如:study?studies; carry?carries
現(xiàn)在分詞的構(gòu)成
(1)直接在動詞后加ing
如:sing?singing; ski?skiing
(2)雙寫詞尾加ing
如:swim?swimming; jog?jogging;run?running
(3)以不發(fā)音的e結(jié)尾的去e加ing
如:ride?riding; dance?dancing; make?making
規(guī)則動詞過去式的構(gòu)成
(1)直接在動詞后加ed
如:clean?cleaned; milk?milked; play?played
(2)以e結(jié)尾的直接加d
如:dance?danced; taste?tasted
(3) 以輔音字母加y結(jié)尾的改y為i加ed
如:study?studied;carry?carried
(4)雙寫詞尾加ed
如:stop?stopped; jog?jogged
不規(guī)則的有:
am,is?was; are?were; do,does?did; have,has?had; go?went; meet?met; sit?sat; see?saw; get?got; tell?told; run?ran; come?came; steal?stole; read?read
形容詞副詞比較級的構(gòu)成規(guī)則的有
(1)直接在形容詞或副詞后加er
如:small?smaller; low?lower
(2)以e結(jié)尾的加r
如:late?larer
(3)雙寫詞尾加er
如:big?bigger; thin?thinner; fat?fatter
(4) 以輔音字母加y結(jié)尾的改y為i加er
如:heavy?heavier; early?earlier
不規(guī)則的有
good, well?better(最高級為best); many, much--- more(最高級為most); far---farther
Rain和Snow的用法
(1)作為名詞意思是雨水和雪是不可數(shù)名詞
如:There is a lot of rain there in spring. 那兒的春天有很多雨水。
(2) 作為動詞意思是下雨和下雪,有四種形式分別是:
動詞原形rain, snow;
第三人稱單數(shù)rains ,snows;
現(xiàn)在分詞raining; snowing;
過去式rained; snowed。
如:
①Look! It is raining now.瞧!天正在下雨。
②It often rains in Nantong in summer.南通夏天經(jīng)常下雨。
③ It rained yesterday.昨天下了雨。
④It is going to rain tomorrow. 明天要下雨。
(3)形容詞為rainy 和snowy 意思是有雨的和有雪的
如:It is often rainy here in spring.這兒的春天經(jīng)常是有雨的。
If it is rainy tomorrow, I’ll stay at home.如果明天是有雨的,我將呆在家里。
本文來自:逍遙右腦記憶 http://m.yy-art.cn/gaozhong/1240567.html
相關(guān)閱讀:如何快速提高高中英語成績