当使用ASA100胶卷拍摄,EV=12时,若快门速度定1/60s,光圈值该取()。
A.F11
B.F8
C.F16
D.F5.6
参考答案:B
41,45,49,( ),( )。每次多( )。
_____ such a chance, why don't you have a try? [ ]
A. To give
B. Having
C. Given
D. Giving