初中阶段“并列句”的用法
(由and, then, or, but, so连接的句子)
连词“and, but, or, so”和“then”都用来连接两个句子，此句叫做并列句。 A：时态：
I. “and” 连接的并列句时态:
a. 简单句 + and + 简单句 （时态前后一致）
Mr. Wang teaches maths Miss Li teaches English.
His father is a teacher his mother is a doctor.
b. 祈使句 + and / then + 简单句 （一般将来时）
Use your head, / you will have a good way.
Think hard, / you will have an idea.
注：以上两句可以改为条件状语从句。
you use your head, you will have a good way.
you think hard, you will have an idea.
II. “or” 连接的并列句时态:
祈使句 + or + 简单句（一般将来时）
Hurry up, you will be late for school.
Work hard, you won’t be able to pass this exam.
注：以上两句可以改为条件状语从句。
you hurry up, you won’t be late for school.
you work hard, you will be able to pass this exam.
III. “but” 连接的并列句时态:
简单句 + but + 简单句 （时态前后一致）
He is very old, he still looks strong.
It was very dark, he still went on working.
注：以上两句可以改为让步状语从句。
he is very old, he still looks strong.
it was very dark, he still went on working.
IV. “so” 连接的并列句时态:
a. 简单句 + so + 简单句 （时态前后一致）
He was ill yesterday, he didn't go to school.
b. 根据句意来定：
He has lost his ticket, he won’t go to the cinema.
She had seen this film twice, she didn’t go to the cinema yesterday. 注：以上三句可以改为原因状语从句。
He didn't go to school he was ill yesterday.
He won’t go to the cinema he has lost his ticket.
She didn’t go to the cinema yesterday she had seen this film twice.
B: 结构：
I. 祈使句 + and / then + 简单句 (一般将来时) 可以改为条件状语从句
1. Use your head, you will find a good way. → you use your head, you will find a good way.
2. Think hard, you will have a good idea. → you think hard, you will have a good idea.
祈使句 + or + 简单句 (一般将来时) 可以改为条件状语从句
1. Hurry up, you won't catch the bus. → you hurry up, you will catch the bus. you don't hurry up, you will miss the bus. you don't hurry up, you won't catch the bus.
II. “but” 连接的并列句可以改为 “though / although” 引导的让步状语从句
1. He was weak he worked hard. → he was weak, he worked hard.
2. Mr. Li is not rich he is happy. → he is not rich, he is happy
III. “so” 连接的并列句可以改为 “because” 引导的原因状语从句
1. He was ill yesterday he didn't go to school. →
He didn't go to school he was ill yesterday.
2. He has lost his ticket, he won't go to the cinema this evening. →
He won't go to the cinema this evening he has lost his ticket.
初中阶段“并列句”的用法
(由and, then, or, but, so连接的句子)
连词“and, but, or, so”和“then”都用来连接两个句子，此句叫做并列句。 A：时态：
I. “and” 连接的并列句时态:
a. 简单句 + and + 简单句 （时态前后一致）
Mr. Wang teaches maths Miss Li teaches English.
His father is a teacher his mother is a doctor.
b. 祈使句 + and / then + 简单句 （一般将来时）
Use your head, / you will have a good way.
Think hard, / you will have an idea.
注：以上两句可以改为条件状语从句。
you use your head, you will have a good way.
you think hard, you will have an idea.
II. “or” 连接的并列句时态:
祈使句 + or + 简单句（一般将来时）
Hurry up, you will be late for school.
Work hard, you won’t be able to pass this exam.
注：以上两句可以改为条件状语从句。
you hurry up, you won’t be late for school.
you work hard, you will be able to pass this exam.
III. “but” 连接的并列句时态:
简单句 + but + 简单句 （时态前后一致）
He is very old, he still looks strong.
It was very dark, he still went on working.
注：以上两句可以改为让步状语从句。
he is very old, he still looks strong.
it was very dark, he still went on working.
IV. “so” 连接的并列句时态:
a. 简单句 + so + 简单句 （时态前后一致）
He was ill yesterday, he didn't go to school.
b. 根据句意来定：
He has lost his ticket, he won’t go to the cinema.
She had seen this film twice, she didn’t go to the cinema yesterday. 注：以上三句可以改为原因状语从句。
He didn't go to school he was ill yesterday.
He won’t go to the cinema he has lost his ticket.
She didn’t go to the cinema yesterday she had seen this film twice.
B: 结构：
I. 祈使句 + and / then + 简单句 (一般将来时) 可以改为条件状语从句
1. Use your head, you will find a good way. → you use your head, you will find a good way.
2. Think hard, you will have a good idea. → you think hard, you will have a good idea.
祈使句 + or + 简单句 (一般将来时) 可以改为条件状语从句
1. Hurry up, you won't catch the bus. → you hurry up, you will catch the bus. you don't hurry up, you will miss the bus. you don't hurry up, you won't catch the bus.
II. “but” 连接的并列句可以改为 “though / although” 引导的让步状语从句
1. He was weak he worked hard. → he was weak, he worked hard.
2. Mr. Li is not rich he is happy. → he is not rich, he is happy
III. “so” 连接的并列句可以改为 “because” 引导的原因状语从句
1. He was ill yesterday he didn't go to school. →
He didn't go to school he was ill yesterday.
2. He has lost his ticket, he won't go to the cinema this evening. →
He won't go to the cinema this evening he has lost his ticket.