一般现在时
A、当谓语是be动词时，构成为：主语+be动词( am, is, are )+其他。
如：I am a student.
B、当谓语是行为动词时，构成有两种：
（1）主语（非第三人称单数）+动词原形+其他。
如：We often watch TV at the weekends.
（2）主语（第三人称单数）+动词第三人称单数形式+其他。
如：Jim usually goes to the park on Sundays.
C、句型变换：
肯定句、否定句、一般疑问句及回答
They watch TV at six every day.
They don’t watch TV at six every day.
Do they watch TV at six every day?
Yes, they do. / No, they don’t.
She watches TV at six every day.
She doesn’t watch TV at six every day.
Does she watch TV at six every day?
Yes, she does. / No, she doesn’t.
练一练：
A、用括号内动词的适当形式填空。
1) He often ______( have ) dinner at home.
2) Daniel and Tommy ______ ( be ) in Class One.
3) We ______ ( not watch ) TV on Monday.
4) Nick ______ ( not go ) to the zoo on Sunday.
5) ____they ______ ( like ) the World Cup?
6) There ( be ) some water in the bottle.
7) ____your parents _____( read ) newspapers every day?
8) Mike______ ( like ) cooking.
9) You always ______ ( do ) your homework well.
10) They ______ ( have ) the same hobby.
11) My aunt ______ ( look ) after her baby carefully.
12) Liu Tao ______ ( do ) not like PE.
13) She and I ______ ( take ) a walk together every evening.
B、按要求转换句子，每空一词。
1) Tom likes playing basketball with his friends. （改成否定句）
Tom_____ ______ playing basketball with his friends.
2) David’s parents often take a walk after supper. （改为一般疑问句并作出否定回答）
- ______David’s parents often ______ a walk after supper?
- No, ______ ______.
3) They usually watch TV. （对划线部分提问）
______ ______ they usually ______？
4) She is always a good student. （改为一般疑问句并作出肯定回答）
- _____ ______ always a ______ student?
- ______ , ______ ______.
5) Simon and Daniel like going skating. （改为否定句）
Simon and Daniel ______ ______ going ______.
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