秦艽的功效是
A．凉血止血、祛痰止咳B．收敛止血、止痢杀虫C．凉血止血、解毒敛疮D．收敛止血、消肿生肌E．化瘀止血、活血定痛
参考答案：C
在植物的花里与有性生殖有关的结构是（ ）
A．花蕊
B．花冠
C．花托
D．花萼
There were many giant octopus, ____? [ ]
A. were there
B. were it
C. weren't there
D. weren't it
