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- Janet and John are not engaged but I believe they are sleeping together. 珍妮特和约翰还没有订婚，但我想他俩在同居了。
- Jim and Mary sleep together before they were married. 吉姆和玛丽婚前同居了。
- We surprised the enemy while they were sleeping. 我们在敌人睡觉时奇袭他们。
- They were sleeping when I entered the room. 我进屋时,他们正在睡觉。
- These bed nets kill mosquitoes and protect people against malaria while they are sleeping. 这些蚊帐可以在人们睡觉的时候杀死蚊子并保护人们不得疟疾。
- But when those guys were on the offensive,they were mean. They kept cutting through our defence as if we were sleeping. 但是当他们那睦人由防守转为进攻时，他们变得狡猾起来，屡次想切断我们的防守，好像我们都睡着了似的。
- I never got tired of watching my two little sweeties, even while they were sleeping. 我永远也看不厌我的两个小宝贝，就算她们在睡觉也是一样。
- Fruit juices ferment if they are kept a long time. 果汁若是放置很久，就会发酵。
- People get rude and whiny when they are exhausted. 人们在精疲力竭的时候会变得粗野，爱发牢骚。
- They are going to move to a new house next week. 下星期他们将迁入新居。
- They are hoping for a small diminution in taxes. 他们希望税捐略微减少。
- They are the most dependable of all. 他们是最为可靠的。
- Now they are ready for the steeple chase. 现在他们已准备好进行障碍赛跑。
- They are building a submarine cable tunnel. 他们正在建设一条海底电缆隧道。
- Now they are living happily together with the Hans. 现在他们和汉族人愉快地生活在一起。
- They are pressing us to make a quick decision. 他们正在敦促我们迅速作出决定。
- They were putting the machine together. 他们正在装配机器。
- They are coming to the party as my guests. 他们作为我的客人出席晚会。
- They are digging through the hill to make a tunnel. 他们正在凿山建一条隧道。
- I bet they are making a pile out of the deal. 我肯定他们这笔生意一定赚大钱。
