某班同学学习了“依法维护社会公共生活”一课后,立即“行动”起来,下列选项正确的是( )
He some French while he was away on a business trip in Paris.
As we all know, the sooner coastal populations are a coming tsunami, the greater their chances of escaping.
The seller would sell the skirt for fifty dollars, but the customer only half the price.
It is much better to ask someone for advice rather than something.
The professor can hardly find sufficient grounds his argument in favor of the theory.