一般现在时专项讲解及练习题
一、概念：一般现在时表示现在经常反复发生的动作、存在的状态的时态。用法可概括为：
①经常性或习惯性动作，常与表示频度的时间状语连用。如：often，always，sometimes, every …, on Sunday 等；I go to school on weekdays.
②现在时刻的状态、能力、性格、个性。如：I don't want so much. Ann Wang writes good English but does not speak well.
③普遍真理、客观事实等。如：The earth moves around the sun. Shanghai lies in the east of China.
注意：此用法如果出现在宾语从句中，即使主句是过去时，从句谓语也要用一般现在时。
例：Columbus proved that the earth is round.
④表示格言或警句中。如：Pride goes before a fall. 骄者必败。
二、构成：一般现在时的构成主要有两种形式：
（1）be型：句子的谓语动词只有be（am，is或are）：
1). She is a beautiful girl with long black hair. (改为否定句和一般疑问句并作肯定否定回答)
2). They are Chinese students. (同上)
1). Tom goes to school by bike every day. (改为否定句和一般疑问句并作肯定否定回答)
2). We like playing basketball on the playground after school every day. (同上)
(1) 在动词后加-s，-es：如：read - reads，write - writes，say - says
(2) 以s，x，ch，sh 结尾的词加-es：teach - teaches，wash - washes，guess - guesses
(3) 以+y结尾的词变y为i再加-es：try - tries，carry - carries
(4) 特殊变化的词：
A. be (是) - am, is, are
（一）用动词适当形式填空：
1. His radio is broken. It （sound）terrible.
2. Did somebody drop water on the rug It （look）wet.
3. Every year my parents （give）me a present for my birthday.
4. The club （send）her a letter every month.
5. your dad （wash）his car once a week Yes, he does.
6. Lin Tao is a good student. He （study）very hard.
7. They （work）at the bank.
（二）句型转换：
1. My living room has three windows. （改为强调语气、否定句、一般疑问句）
2. We are in the same class. （改为强调语气、否定句、一般疑问句）
4. He comes from England.（改为强调语气、否定句、一般疑问句）
一、用所给动词的适当形式填空。
1. I often （help）my mother with housework.
2. Uncle Wang （introduce）his daughter to us.
3. He （have）music class in Mondays.
4. （do）you （agree）with me
6. All of us （study）hard.
7. He （forget）to close the window.
8. Grandma often （cook）dinner for our family.
二、填空。
Mrs. Black’s Day
Mrs. Black often （get）up at 7:00 on Sunday morning. She （have）breakfast at 8:30. She （have）a little dog. She （like）to go to the park with her dog. At 10:50, Mrs. Black sometimes （wash）her clothes. At 3:00 . she usually （go）shopping. She often （make）supper at 6:00 . S he doesn’t （watch）TV at night. She （go）to bed at about 10:.
Ⅰ.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) members of the Reading Club.
3. She and I （take）a walk together every evening.
4. There (be) some water in the bottle.
5. We (not watch) TV on weekdays.
6. Nick (not do) his homework on Sundays.
7. they (like) the World Cup
9. your parents (read) newspapers every day
10. The girl (teach) us English on Sundays.
Ⅱ.按照要求改写句子。
watches TV every evening.(改为否定句)
Daniel TV every evening.
2.I do my homework every day .(改为一般疑问句并作否定回答)
——you homework every day
——No, I .
3.She likes milk.（改为一般疑问句并作肯定回答）
——she milk
—— Yes., she does .
Ⅲ.改错。
