您要查找的是不是：
- They are grubbing away in underpaid teaching posts. 他们在薪金微薄的教学岗位上辛勤工作着。
- They are completely wrapped up in their children. 他们把全部精力都用在孩子身上了。
- They are putting up decorations for the festival. 他们在为节日布置装饰品。
- Fruit juices ferment if they are kept a long time. 果汁若是放置很久，就会发酵。
- They are busy stacking up plates. 他们正忙着把盘子叠起来。
- The numbers are not in sequence; they are all jumbled up. 这些号码没有按顺序排列; 全给搞乱了。
- 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 were jigging up and down to the music. 他们随着音乐的节拍轻快地上下跳着。
- 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 discussing how to whack up the profits. 他们在讨论怎样分红利。
- 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 tied up with that big company. 他们与那家大公司关系密切。
- 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。
