The girl looked at me with a____expression. Maybe the problem was quite ___.

In nature some animals actively defend the area ____they depend for the resources.

226. — What’s the price of the apple— Ninety-seven _____ per kilogram.

下列各组词语中加点的字的读音，与所给注音全都相同的一组是（ ）

Sometimes our hobbies can ＿＿our work.