【简答题】
什么是WBS(work breakdown structures)?
【单选题】
He studied hard in his youth, __________ contributed to his great success in later life.
【单选题】
If a person talks about his weak points, his listener is expected to say something in the way of ____.
【单选题】
When Mr. Jones gets old, he will ____ his business to his son.
【单选题】
He is ____, but his wife is _____.?
【单选题】
It was said that his father _________ .
【单选题】
On the first day at work, he was ( ) with a difficult task.
【单选题】
The electric fan does not work because of the ____ of service.
【单选题】
You’re better ____ from work tomorrow.
【单选题】
None of us can work out the puzzle, _____ we?