“2/10、1/20、0/30”表示信用期间内超过( )天付款,则不享受折扣。
A.2 B.10 C.20 D.30
参考答案:C
The plan ________. Which of the following is WRONG?[ ]
A. deserves a discussion
B. is worth discussing
C. deserves being discussed
D. deserves to be discussed
维持正常 * * 生态平衡的激素主要是()
A.GnRH
B.FSH
C.LH
D.雌激素
E.孕激素