流通蒸气灭菌法的温度为
A.121℃B.115℃C.100℃D.80℃E.150℃
参考答案:C
They were__________ at the_____ child for he was so addicted to the Interne that he stayed up till
12 0' clock every night. [ ]
A. disappointed; disappointed
B. disappointing; disappointing
C. disappointed; disappointing
D. disappointing; disappointed