【判断题】( ) 折扣是卖方给予买方的价格减让。一般是以原价格为基础,扣除一定的百
【简答题】Write a note of about 50-60 words based on the following situation: Suppose your cousin Peter has won a full scholarship to go to a university in America for further study. Write a note to congratulat...
【简答题】suppose you are buying the tickets in the station. Make a dialogue about this situation
【单选题】下列选项中属于必需氨基酸的是( )。 A 、酪氨酸