大水淹过的水稻容易发生细菌性基腐病，防治细菌性基腐病的药剂是（）。
A、三环唑
B、咪鲜胺
C、井冈霉素
D、碱式硫酸铜
参考答案：D
— I really don't understand why he treats his parents in that way.
— ______. [ ]
A. It's a small world
B. It takes all sorts
C. It doesn't matter
D. It doesn't make sense
"对，您做的很好！"这是对病人作出的什么反馈（）
A.积极性
B.消极性
C.模糊性
D.情感性
E.安慰性
