左冠状动脉回旋支阻塞引起的心肌梗死是（）
A.下侧壁
B.前间壁
C.高侧壁
D.后间壁
E.前壁
参考答案：C
楼面地价=（）。
A.土地总价÷土地面积
B.土地单价×容积率
C.土地单价÷容积率
D.土地总价×总建筑面积
E.土地总价÷总建筑面积
The engineers are so busy that they have zero time for outdoor sports actives, _____ they have the interest. [ ]
A. wherever
B. whenever
C. even if
D. as if
