您要查找的是不是：
- It's too hot to concentrate on book. 热得不能集中心思看书。
- I can't concentrate on my work when I'm tired. 我累了就无法集中精力工作。
- She couldn't concentrate on a book very long. 她不能长时间专心读一本书。
- A racking headache made him unable to concentrate on his study. 折磨人的头痛使他不能全神贯注地学习。
- Will you children shut up?! I can't concentrate on my work. 孩子们可以请你们闭嘴吗?我没法子专心工作。
- They chose to concentrate on simpler and more durable hardware. 他们选择加强更简单牢固的武器。
- Having failed my French exams, I decided to concentrate on science subjects. 我因法语考试不及格而决心专攻理科。
- He wanted to concentrate on a single issue. 他要集中在单一的问题上。
- I wish you would concentrate on your profession. 我希望你把精力集中在你的业务上。
- You should concentrate on your study. 你应该专心于你的学习。
- You must concentrate on what you are doing. 你必须专心于你所做的工作。
- Some concentrate on capital growth. 有人注重资本增值。
- He tried to concentrate on Thomson. 他尽力把注意力集中到汤姆森身上。
- Be quiet - let me concentrate on my homework. 请安静,让我集中精力完成作业。
- Concentrate on achieving superior performance. 集中力量取得优越表现。
- I'm trying to concentrate on my job right now. 我现在正试着要专心工作。
- We must concentrate on what we are doing. 我们必须专心作眼下的事。
- We need to concentrate on the matter in hand. 我们需要关注手头的这件事情。
- I can't concentrate on my mind when I get hungry. 当我饥饿的时候我是没有办法集中思想的。
- You'll solve the problem if you concentrate on it. 如果你全神贯注，你会解决这问题。
