3）

1. He got off the bus. The bus had stopped. (用until连成主从复合句)

__________________________________________________ 2. He knew the good news after I told him. (用until连成主从复合句)

__________________________________________________ 3. She went to sleep after she brushed her teeth. (用until连成主从复合句)

__________________________________________________ 4. Don't forget to turn off the tap. (保持句意基本不变)

__________________________________________________ 5. Don't forget to save water. (保持句意基本不变) __________________________________________________

1. He didn't get off the bus until it had stopped. 2. He didn't know the good news until I told him. 3. She didn't go to sleep until she brushed her teeth. 4. Remember to turn off the tap. 5. Remember to save water.

4）

1. Did she know? Did he watch the new TV play? (用宾语从句连成句子)

__________________________________________________ 2. We wondered. Will our teacher tell us a story? (用宾语从句连成句子)

__________________________________________________ 3. Do you know? How much does the new bike cost? (用宾语从句连成句子)

__________________________________________________ 4. Do you know? Where has he been? (用宾语从句连成句子)

__________________________________________________ 5. He knew some historic facts. He saw the movie about Nanjing Slaughter. (用until连成主从复合句) __________________________________________________

1. Did she know if/whether he had watched the new TV play? 2. We wondered if/whether our teacher would tell us a story. 3. Do you know how much the new bike costs? 4. Do you know where he has been?

5. He didn't know any historic facts until he saw the movie about Nanjing Slaughter.