DDC

例句：

1. 1. I don't think you should go there.
   我认为你不应该去那里。
2. 2. It's not fair that he gets all the credit for the project.
   他为这个项目获得所有荣誉不公平。
3. 3. Don't just stand there;help me move these boxes.
   不要站在那里，帮我搬这些箱子。