—What’s the market ______ of their car in China?—About 18 percent at present.

To their great ___, they got the bad news that their English teacher had been in hospital for quite a few days.

The ________ for tonight’s talk is protecting the environmet. 

--Mum, I’m going to visit my uncle. What about staying there a week?--A week is too long. Try to be back in a _____ of days.

The great _____ to living on a main road is the constant noise.