2. The Sixth Period 1. 形容子句 2. 副詞子句

4. 1) The student was Stan. Stan answered the question The student （ who answered the question ） was Stan.

5. 2) Stan is our English teacher. Stan is teaching English in the classroom. Stan （ who is teaching English in the classroom ） is our English teacher.

6. 3) Stan likes the house. The house has many windows. Stan likes the house （ which has many windows. ）

7. 4) The river is very beautiful. The river is near Stan’s house. The river （ which is near Stan’s house ） is very beautiful.

9. 1) Stan got off the bus. I saw Stan. When Stan got off the bus, I saw him. = I saw Stan when he got off the bus.

10. 2) Stan was taking a shower. I called Stan. When I called Stan, he was taking a shower. = Stan was taking a shower when I called him.

11. 3) Stan was very angry. We were noisy. When we were noisy, Stan was very angry. = Stan was very angry when we were noisy.

13. 1) I brush my teeth. I go to bed. I brush my teeth before I go to bed. = Before I go to bed, I brush my teeth.

14. 2) I wash my face. I get up. I wash my face after I get up. = After I get up, I wash my face.

15. 3) I finished my homework. I watched TV. After I finished my homework, I watched TV. = I watched TV after I finished my homework.

17. 1) Stan passed the test. Stan studied hard. Stan passed the test because he studied hard. = Because Stan studied hard, he passed the test.

18. 2) Stan loves his girlfriend. Stan’s girlfriend is beautiful. Stan loves his girlfriend because his girlfriend is beautiful. = Because Stan’s girlfriend is beautiful, Stan loves her.

19. 3) Stan is bad. We hate Stan very much. We hate Stan very much because he is bad. = Because Stan is bad, we hate him very much.

21. 1) Stan is poor. Stan is happy. Though Stan is poor, he is happy.

22. 2) Stan is humble. Stan is smart. Though Stan is smart, he is humble.

23. 3)Stan is short. Stan can play basketball well. Though Stan is short, he can play basketball well.

25. 1) You are tired. You can take a rest. If you are tired, you can take a rest. = You can take a rest if you are tired.

26. 2) I pass the test. Stan will buy me a drink. If I pass the test, Stan will buy me a drink. = Stan will buy me a drink if I pass the test.

27. 3) I were a bird. I would fly to the sky. If I were a bird, I would fly to the sky. = I would fly to the sky if I were a bird.

29. 1) You study hard. You will not succeed. Unless you study hard, you will not succeed. = You will not succeed unless you study hard.

31. 1) You give me 1,000 dollars. I will lend you my bike. As long as you give me 1,000 dollars, I will lend you my bike. = I will lend you my bike as long as you give me 1,000 dollars.

33. 1) Stan was angry. Stan could not speak. Stan was so angry that he could not speak.

34. The end!