At least twenty firemen were killed ______ of the collapse of the building during the fire accident.
A. as a rule
B. as for
C. as a result
D. as far
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以下不属于肝纤维化的诊断指标的是()。
A. Ⅳ型胶原
B. 透明质酸
C. Ⅲ型胶原前肽
D. 层粘蛋白
E. 干扰素
顺序执行下列命令: T=.F. F=.T. A=T B=F B.AND..NOT.A 显示的结果为( )。
A
B
C. .
D. .
当咖啡的价格急剧上升时,对茶叶的需求量将()。
A. 减少
B. 保持不变
C. 增加
Nothing taking place there is interesting, ______
A. are they
B. is it
C. didn't they
D. isn't it