治胃热呕吐,首选()
A.黄芩
B.苦参
C.黄柏
D.龙胆
E.黄连
参考答案:E
It seemed that the sea lion didn’t mind _______ with the tourists at all.
A.photograph
B.photographing
C.to photograph
D.being photographed
16V280型柴油机气缸套下定位圆柱面上面两道槽装的是()橡胶圈。
A、黑色的三元乙丙
B、红色的三元乙丙
C、黑色的氟硅
D、红色的氟硅