Helen has ____French and can speak fluently after a short stay with her aunt in Paris. 

You look well.The air and the sea foods in Sanya must ________you.I suppose.

 In much of the animal world, night is the time ______ for sleep—pure and simple.

While intelligent people can often ______ the complex, a fool is more likely to complicate the simple.

In China people believe in the saying “out of debt, out of pressure”; however in the west, it is just the ______ — when you are in debt, you are trustworthy and financially capable.