( )是市场经济的基本规律。
A.供求规律
B.价值规律
C.价格规律
D.竞争规律
参考答案:B
一位打字员打一本书稿,如果每天打18页,15天可以打完.若要10天打完,每天应打多少页?(用比例解答)
— I want someone to write the composition for me.
— No! As a student, you _____ depend on yourself. [ ]
A. shall
B. will
C. can
D. may