He was like cat in hot bricks before his driving test.

问题描述:

He was like cat in hot bricks before his driving test.

驾驶考试前他就像热锅上的蚂蚁。
cat on hot bricks 滚烫的砖块上的猫,也就是中文说的热锅上的蚂蚁,这里介词是on,不是in。

在驾驶考试前,他就像是热砖头上的猫一样(意思就是很紧张,就是我们汉语说的热锅上的蚂蚁)
不过应该把in改为on