【单选题】How many________ do you need to finish this article?
【简答题】The word 'progressive' in the second line of the last paragraph probably refers to______ [A] moving [B] improved [C] beneficial [ D] better
【判断题】运用财务型风险管理技术的目的是降低损失频率和减少损失程度。( ) 正确
【单选题】在电子商务条件下,不属于卖方应当承担的义务是 ( ) 。
【简答题】写出图示液压图形符号的名称。a) b) (c) (d)
【单选题】What does the word 'ballot' in the third line in paragraph 1 mean?
【简答题】写出图示液压图形符号的名称( a ) ; (b) ; ( c )