细菌性痢疾属于（）
A．变质性炎症
B．浆液性炎症
C．纤维素性炎症
D．蜂窝织炎症
E．化脓性炎症
参考答案：C
用所给单词的适当形式填空。
1. I am _____ (throw) the ball to Danny.
2. Everyone in the gym is _____ (loud).
3. Are you ready to _____ (learn) ping-pong?
4. Badminton, ping-pong, soccer and basketball _____ (be) sports.
5. Bob is a basketball _____ (play).
老鼠传播疾病危害人类，据不完全统计，人们至少有（）种疾病与鼠有关。
A.10
B.15
C.20
D.30
