"阴亢者，胜之以阳"所说明的阴阳关系是（）
A.对立制约
B.互根互用
C.交感互藏
D.相互转化
E.相互促进
参考答案：A
We must not get discouraged ________such a minor setback (挫折). [ ]
A. because
B. because of
C. since
D. as
无隔担子
