Grammar is like a rule-based system of proper pronunciation and expression. A simple rule should be making clear your ev......

- Passage 1 -　　A fox is walking in the forest. Suddenly, he 1 into a well (井) when he wants to drink the water there.......

I am not a born adventurer， which is not to say that the appeal of the unfamiliar or the power of nature is lost on me； no......