能水解β-葡萄糖苷键的酶是
A.转化糖酶
B.麦芽糖酶
C.酯酶
D.纤维素酶
E.内酰胺酶
参考答案:D
不论是费用监理、进度监理还是质量监理,工作的重点应当放在( )上。
A.事前控制
B.事中控制
C.事后控制
D.全过程控制
It reported that the police are _________ the disappearance of the two children.
A.looking for
B.looking through
C.looking into
D.looking around