作用在于让景物在焦点平面位置形成清晰的影像的是（）
A.镜头
B.快门
C.取景器
D.测距器
参考答案：A
Jane got up at 7, dressed and made herself up, and then herself in the mirror before going to work.
A．stared
B．enjoyed
C．admired
D．recognized
下列除哪味外，均为治疗便秘类非处方药
A．麻仁润肠丸
B．苁蓉通便口服液
C．麻仁丸
D．舟车丸
E．五仁润肠丸
