肝糖原可以补充血糖，因为肝脏有（）
A.葡萄糖激酶
B.磷酸葡萄糖变位酶
C.葡萄糖-6-磷酸酶
D.磷酸己糖异构酶
E.己糖激酶
参考答案：C
There is much chance _____ Bill will recover from his injury in time for the race. [ ]
A. that
B. which
C. until
D. if
拆除管道及容器时，不用查清及残留物的种类、化学性质、采取相应措施后，方可进行拆除施工
