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【单选题】
某小学生为了避免父母的斥责而认真完成家庭作业,其行为背后的作用机制是( )A.
正强化
B.
负强化
C.
奖励
D.
惩罚
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举一反三
【单选题】听力原文：W: Last Saturday, Tim left his motorcycle outside his mother's house and when he came out after dinner to get ready to go home with his wife, it disappeared. M: I'm sorry to hear that. He just bo...
A.
He bought it from his sister.
B.
He sold his motorcycle to repay his sister.
C.
His motorcycle was stolen.
D.
He bought another motorcycle.
【多选题】关于滴眼剂的叙述,正确的是
A.
主要通过角膜和结膜吸收
B.
采用无菌操作法制备,不可加入抑菌剂
C.
滴眼剂应配制成既等渗又等张的溶液
D.
可加放对羟基苯甲酸甲酯与对羟基 苯甲酸丙酯的混合物
E.
主药不耐热的滴眼剂,应采用无菌 操作法制备
【单选题】Mr. Smith had three brothers. When his mother's birthday was coming, he and his brothers wanted to send her some gifts. Mr. Smith thought the gifts of his brothers were not good enough. He wanted to b...
A.
True
B.
False
【多选题】关于滴眼剂的叙述，正确的是
A.
滴眼剂是指药物制成供滴眼用的澄明溶液、混悬液或乳剂
B.
滴眼剂一般应在无菌环境下配制
C.
滴眼剂如为混悬液，混悬的颗粒应易于摇匀，其最大颗粒不得超过100μm
D.
供角膜创伤或外科手术用的滴眼剂应以无菌制剂操作配制，分装于单剂量灭菌器内严封
E.
每一容器的装量，一般应不超过10m1
【多选题】关于滴眼剂的叙述,正确的是
A.
滴眼剂是指药物制成供滴眼用的澄明溶液、混悬液或乳剂
B.
滴眼剂一般应在无菌环境下配制
C.
滴眼剂如为混悬液，混悬的颗粒应易于摇匀，其最大颗粒不得超过100μm
D.
供角膜创伤或外科手术用滴眼剂应以无菌制剂操作配制，分装于单剂量灭菌容器严封
【单选题】after hearing his mother's decision
A.
tim understood that she was making a sacrifice, but he thought it was not necessary for her to do that
B.
tim believed that his mother really wanted to move out, and he was greatly moved
C.
tim was relieved because that was what he and his wife really wanted
D.
tim felt ashamed of his own selfishness
【多选题】关于滴眼剂的叙述,正确的是
A.
滴眼剂是指药物制成供滴眼用的澄明溶液、混悬液或乳剂
B.
滴眼剂一般应在无菌环境下配制
C.
每一容器的装量，一般应不超过10ml
D.
供角膜创伤或外科手术用的滴眼剂应以无菌制剂操作配制，分装于单剂量灭菌容器内严封
【多选题】关于滴眼剂的叙述，正确的是
A.
主要通过角膜和结膜吸收
B.
采用无菌操作法制备，不可加入抑菌剂
C.
滴眼剂应配制成既等渗又等张的溶液
D.
可加放对羟基苯甲酸甲酯与对羟基苯甲酸丙酯的混合物
E.
主药不耐热的滴眼剂，应采用无菌操作法制备
【多选题】关于滴眼剂的叙述，正确的是
A.
滴眼剂是指药物制成供滴眼用的溶液、混悬液或乳剂
B.
用于外科手术、供角膜创伤用的滴眼剂不得加抑菌剂与抗氧剂
C.
滴眼剂一般应在无菌环境中配制
D.
每个容器的装量，应不超过10ml
E.
滴眼剂中不可含有任何辅料
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