— Nice to see you. I you for a long time.
— I in Beijing. I’ve just come back.
A . haven’t seen; am B . haven’t seen; was
C . didn’t see; will be D . won’t see; was
B
【解析】
句意 “- 很高兴见到你,我已经很长时间没看到你了。 - 我在北京,我刚刚回来 ” 。第一空处,根据 for a long time 可知,用现在完成时,排除 C 和 D ;第二空处根据 I’ve just come back“ 我刚刚回来 ” 可知,表示我之前在北京,用一般过去时,故选 B 。
【点睛】
常见的现在完成时的标志词: in the past few years; for; since; since then; lately; so far ; since+ 过去时间点; for+ 一段时间等。
在一般现在时的肯定句中,当主语为非第三人称单数时,谓语动词用原形;
当主语为第三人称单数时,谓语动词用单数第三人称形式。
规则 | 动词原形 | 第三人称 单数形式 | |
s | 一般在词尾加s(读音规则: 清清浊浊元浊, 在清辅音后读清辅音/s/, 在浊辅音和元音后读/z/) |
stop take clean play grow |
stops/s/ takes/s/ cleans/z/ plays/z/ grows/z/ |
es | 以,x,ch,sh,或o结尾的动词 加-es(读/iz/) |
pass fix wash watch do |
passes fixes washes watches does |
ies | 以辅音字母 加y结尾的动词,变y为ies(读/iz/) |
fly carry hurry |
flies carries hurries |
一般现在时,当主语是第三人称单数时,谓语动词要用第三人称单数形式
主语是第三人称单数有以下几种情况:
(1) 不可数名词做主语:
Some water is in the glass
(2) 单个的可数名词做主语:
The girl is Chinese. My watch is on the dresser.
(3) He ,she , it 等代词单个做主语:
He is in the tree. She likes her family very much.
(4) 单个的人名,地名或称呼作主语:
Mary is a doctor. Uncle Li speaks a little English.
Changchun is a beautiful city.
(5) 指示代词this, that 等作主语:
This is a pear. That is an apple .
(6) Everyone, everything ,something, nobody, nothing.等不定代词作主语时
Is everyone here today? Everything is ok .
(7)单个数字作主语时:
”8” is a good number in China.
动词单数第三人称形式的一般现在时的句子的否定句、疑问句及特殊疑问句。
否定句:
在主语的后面实义动词前加doesn’t(注意实义动词应恢复原形。)
主语(单三)+doesn’ + 动词原形+其他
Jim likes football变否定: Jim doesn’t like football
He has lunch at school. 变否定:He doesn’t have lunch at school.
一般疑问句及答语,在句子前面加助动词does. 实义动词恢复原形
Does +主语(单三)+ 动词原形+其他
Does your father work ? Yes, he does. /No, he doesn’t
特殊疑问句:特殊疑问词+一般疑问句
特殊疑问词+ does +主语(单三)+ 动词原形+其他
Where does a bird live ?
How does she go to school?
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