There are many countries in Europe, of which France is the largest.（欧洲有很多国家，其中法国是最大的。）He has a collection of books, of which the rarest is worth thousands of dollars.（他收藏了很多书，其中最稀有的一本价值数千美元。）She received several gifts for her birthday, of which...
This week I an unforgettable birthday.Again crossed several days to have to return to Shanghai.Yesterday the daddy led me to look at a reservoir, the water is pulls out from the underground several meters.The water is very clean, becomes the blue color under the sunlight illumination.[transla...