— Could you please ______ us some stories?
— Ok. [ ]
A. say
B. talk
C. tell
D. speak
答案:C
If by any chance someone comes to see me, ask them to leave a _____. [ ]
A: message
B: letter
C: sentence
D: notice
用生物指标法进行压力蒸汽灭菌效果监测,常用的生物指示剂为()
A.嗜麦芽假单胞菌
B.嗜热脂肪芽孢杆菌
C.枯草芽孢杆菌黑色变种
D.蜡样芽孢杆菌
E.炭疽芽孢杆菌