根据首字母及句意写出完整单词。

（1）They enjoy h______ up the mountains in the free time.

（2）For a shy student, it takes c______ to give a speech in class.

（3）The brain makes up 2% of our body weight but uses about a fifth of the e______ we get from food.

（4）From pocket parks to forest parks, local governments have been making efforts to make China’s cities much g______.

（5）Chinese archaeologist（考古学家）Fan Jinshi was h______ for her sixty years’ work to protect the Dunhuang Mogao Caves.