初中英语中，复合句是常见的语法结构，由主句和一个或多个从句组成。练习题和答案的提供，有助于更好地掌握复合句的用法，从而提高英语语法水平。
练习题
- 下列句子中的从句是什么？
- I will go to the beach if it's sunny tomorrow.
- She is studying English because she wants to go to America.
- Tom is the boy who is standing over there.
- After I finish my homework, I will watch TV.
- 下列句子中的主句和从句是什么？
- Although she is tired, she keeps working.
- When I arrived at the airport, my friend was waiting for me.
- I don't know where he is from.
- She bought a book which is very interesting.
- 根据句意完成下列复合句。
- ____________ I like to eat vegetables, I don't like broccoli. (使用although)
- Mary is the girl ____________ is wearing a red dress. (使用who)
- I will go to the park ____________ the weather is nice. (使用if)
答案
- If it's sunny tomorrow.
- Because she wants to go to America.
- Who is standing over there.
- After I finish my homework.
- 主句：She keeps working；从句：Although she is tired.
- 主句：My friend was waiting for me；从句：When I arrived at the airport.
- 主句：I don't know；从句：Where he is from.
- 主句：She bought a book；从句：Which is very interesting.
- Although
- who
- if
