题目内容：

 

1.John immediately felt __________(refresh) after a cold shower.

2.Having a large vocabulary is of great __________(important) for middle school students.

3.Pencils need to __________(sharp) before being used.

4.The __________(vary) weather in London often makes the tourists awkward.

5.__________(drag) a big bag of waste iron, he headed to the waste recycling station.