林火预测预报的重点在于预测（）的高低。
A.火势
B.火焰
C.火险
D.气温
参考答案：C
—Where____my computer games?
—They are____the drawer. [ ]
A. are; on
B. are; in
C. is; in
D. ／；on
应该做哪项化验检查
A．查血淀粉酶
B．尿淀粉酶
C．腹腔引流液培养
D．腹腔引流液淀粉酶
E．血培养
