内容正文:
四种时态复习
一般现在时
1.概念:一般现在时表示现在的时间内经常发生的动作或存在的状态,也表示现在习惯性的动作,常与often,usually, never, always,sometimes,every week/ year/ month/ Sunday ..., at weekends, on Sundays等连用。
2.结构:
构成
例句
be动词
肯定句:主语+ am/ is/ are + 其他
否定句:主语+ am/ is/ are + not + 其他
一般疑问句:Am/ Is/ Are + 主语+ 其他?
特殊疑问句:特殊疑问词 + am/ is/ are +主语+ 其他?
He is a doctor.
He isn’t a doctor.
Is he a doctor?
Where is he?
实义动词
肯定句:主语+ 动词原形/动词第三人称单数+其他
否定句:主语+don’t/doesn’t +动词原形+其他
一般疑问句:Do/Does+主语+动词原形+其他?
特殊疑问句:特殊疑问词+do/does+主语+动词原形+其他?
He teaches English.
He doesn’t teach English.
Does he teach English?
What does he teach?
主语为第三人称单数形式,谓语动词的变化规则:
状况
变化规则
例词
发音
一般情况
加-s
swim-swims;help-helps;like- likes
清辅音后读【s】
浊辅音和元音后读【z】
以o结尾的词
加 -es
go-goes;do-does
读【z】
以s,sh,ch,x等结尾的词
加 -es
watches
读【iz】
以辅音字母+y结尾的词
变y 为i再加es
study-studies
读【iz】
特殊情况
变have 为 has
变be为am, is, are
have-has
be-am, is, are
一、用be动词的适当形式填空。
1. I from China.
2. It very hot today.
3. They in the hospital.
4. We good students.
5. She a beautiful girl.
二、用说给单词的适当形式填空。
1. We home every day.(go)
2. Trees green in spring.(turn)
3. He very hard.(study)
4. The boy up at seven O'clock.(get)
5. The earth round the sun.(move)
三、写出下列句子中所缺的be动词,并用肯定及否定形式回答。
1. — your father a teacher?
—Yes, .
No, .
2. — they in the room?
—Yes, .
No, .
四、将下列句子改写为否定句。
1. I have lunch at school.________________________________________________
2. They play basketball on the playground.__________________________________
3. Mr. Zhang knows French._____________________________________________
五、用说给单词的适当形式填空。
1. He (have) blue eyes.
2. We (go) to school everyday.
3. She (write) a letter to her friend once a week.
4. Tom (ride) a bike to school.
5. Peter and Mary often (play) badminton together.
6. Practice (make) perfect.
现在进行时
1.概念:表示现在正在进行的动作或事情。
2.结构:
结构
例句
肯定句:主语+ am/ is/