您要查找的是不是：
- They are collecting this material at the points of origin. 他们正在产地收集这种材料。
- They were collecting historical relics. 他们在征集历史文物。
- They are said to have been collecting folk songs in Yan'an. 据说他们正在延安采集民歌。
- They were collecting signatures for an appeal. 他们在为一项呼吁征集签名。
- They were collecting the remains of the sixth dead man. 他们在收拾第六位牺牲者的遗体。
- As the cards are collected, they are alphabetized and sorted. 在汇集卡片的过程中，要把卡片按字母顺序排列加以分类整理。
- It took her a minute to realize they were collecting the remains of the sixth dead man. 过了一会，她才恍然大悟，他们这是在收拾第六位牺牲者的遗体。
- Fruit juices ferment if they are kept a long time. 果汁若是放置很久，就会发酵。
- The letters are collected from postboxes. They are then taken to the sorting office. 信从邮箱中取出,然后被送到分拣处。
- 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。
- They are pressing us to make a quick decision. 他们正在敦促我们迅速作出决定。
- 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。
- I'll stick it out here until they are back. 我要在这儿顶下去直到他们回来。
