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主題 : 2017 年上海交通大學考博英語語法
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樓主  發表于: 2019-09-19   
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2017 年上海交通大學考博英語語法

(2)動詞have第三人稱用has,其余人稱都用have。 {&/q \UQ  
(3)第三人稱單數需要在動詞詞尾加-s或-es。 7OT}V}iP  
2)基本用法 -8-Aqh8|  
(1)用于表示客觀真理、科學事實或習慣性的動作以及存在的特征、狀態,常用的時 j88H3bi0  
間標志是:often, always, sometimes, usually, every day ( week, month, year, morning ) , ;'nu9FU*O  
seldom等。例如: & K7+V  
The sun rises in the east. C[~b6 UP  
He usually goes to work by bus. o\2#o5#  
The Jones always go to church on Sunday. Pj+XKDV]T  
(2)表示按計劃或安排好的將來的動作,常用的詞有:go, be, start, arrive, stay等。例 &!~q#w1W-5  
如: Z,ag5 w`]L  
The plane arrives in Beijing this afternoon. J 7S  
The project starts early this year. +HNQ2YZ  
There is a conference tonight. [_${N,1  
(3)由if, when 引導的條件和時間狀語從句中,用一般現在時代替一般將來時。例如: p=eSHs{>A  
When you see him, please say hello to him for me. Nmp1[/{J  
If it is fine tomorrow, we will go outing. #Jg )HU9  
2 、一般過去時 pi+m`O   
1)構成:動詞過去式 :)bm+xWFF  
2)基本用法 AOeptv^k3}  
用于表示過去某一時刻或時期內發生的動作或狀態。常用的時間標志詞有: Xa+ u>1"2"  
yesterday, then, later, next day, just now, a moment ago,ago, last year (week, month)或由 g3j@o/Y  
when, while等引導的表明過去時間的狀語從句。例如: 4K:p  
He died five years ago. y1f&+y9e  
In those days we sowed the wheat by hand. KUZ'$oKg  
He has given up smoking, but a year ago he k_$w+Q  
smoked 100 cigarettes a week. 9V("K  
When he was a child, he sold newspapers for a living. )9J&M亚洲国产精品va在线观看麻豆