重点讲解:
1. think highly of 极为(赞许);(评价)高的;
We all think highly of his research work in this field.
我们对他在这个领域中的研究工作倍加赞赏。
2. grow up 长大成人;成熟;
He'll grow up to be somebody.
他长大了一定能成材。
3. set foot on 踏上,涉足(某地);
No man has ever set foot on that rocky island; it's impossible to land there.
没人涉足那个岩岛,不可能在那儿上岸。
adj. 不可能的,做不到的
adj.