题目内容：

选择括号内恰当的单词填入空白处， 使句意完整、正确。

1.—How long can I          ( return / keep ) the book? —Two weeks.

2.It will be snowy tomorrow. The radio says it will be very         ( hot / cold ).

3.—His grandfather           ( took away / passed away ) last night.　—I’m sorry to hear that.

4.It costs          ( too much / much too ) to deal with the waste.

5.He used to           ( play / playing ) soccer, but now he hates it.