肿瘤细胞耐药的原因是（）. A.药物的转动或摄取障碍 B.药物的

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问题多项选择题

肿瘤细胞耐药的原因是（）.

A.药物的转动或摄取障碍

B.药物的活化障碍

C.靶酶质和量的改变

D.分解酶增加

E.DNA链间或链内交联减少

答案

参考答案：A, B, C, D, E

选择题

— How do you find the new job?

— It's hard to find _____ work so that I hardly care what it is _____ I can make a living. [ ]

A. satisfied; as long as

B. satisfied; as far as

C. satisfying; as long as

D. satisfying; as far as

填空题

农业政策问题的特点（）、（）、（）、（）。