| 1. | The students had all paired off by the end of term .
到学期末学生都已成双结对的了。 |
| 2. | The students had all paired off by the end of term
到学期末学生都已成双结对了。 |
| 3. | The students had all paired off by the end of term
到学期末学生都已成双结对的了 |
| 4. | 5 work in pairs . tallk about your school day
结对练习。谈论你的学校日。 |
| 5. | 6 work in pairs . practise the invitations
结对练习。练习邀请。 |
| 6. | 4 work in pairs . ask and say when and where things are
结对练习。就这些事情发生的时间和地点问和说。 |
| 7. | I . work in pairs and imagine what difficulties and dangers you might face
结对活动,设想一下你会面临的和危险 |
| 8. | Then rachel said to leah , give me , i pray thee , of thy son ' s mandrakes
拉结对利亚说，请你把你儿子的风茄给我些。 |
| 9. | Listener registration and unregistration should always be done in matched pairs
侦听器登记和取消登记应当结对进行。 |
| 10. | Then rachel said to leah , please give me some of your son ' s mandrakes
拉结对利亚说，请你把你儿子的风茄给我一些。 |
