骑自行车的学生以5m/s的初速度匀减速地骑上一个斜坡，加速度大小是0.4m/s2

根据短文内容，从下面方框中选择适当的短语填空，使短文内容完整正确，并将答案填写在答题卡相应位置上。

Mike was alone at home last year, because his parents were always busy working in other cities. He    小题1:    , so he often turned on the TV and watched different programs. However, these programs     小题2:    him. He had lost himself in them.    小题3:   , he spent little time on his study. Luckily, his mother realized his problem     小题4:   . She talked about it with his teacher and decided to come back to Nanjing. Mike was very glad to live with his mother. So far, he has 小题5:  in his study. He believes he can catch up with his classmates soon.

凡具有两个稳定状态的器件都可构成二进制计数器。

某男，38岁，工人。因言行反常，睡眠差2个月就诊。近2个月来，患者出现不睡觉，不吃饭，脾气大，经常与妻子发生争吵，自语，乱语，说在白天看见鬼，说家里人和周围的人联合起来害他。说街上的人讲话都是针对他的，疑妻有外遇，打骂妻子。患者起病来无发热、抽搐，无恶心呕吐，大小便正常。入院体查未见异常，神智清楚，定向力准确。

患者目前的治疗应该包括（）

A.纳曲酮

B.乙酰高牛磺酸钙

C.苯二氮类药物

D.对症支持治疗

E.停止饮酒

F.使用抗精神病药控制精神症状

试述课程评价的主要模式。

所有的错误决策都不可能不付出代价，但有的错误决策可能不造成严重后果。
如果上述断定为真，则以下哪项一定为真

A．有的正确决策也可能付出代价，但所有的正确决策都不可能造成严重后果
B．有的错误决策必然要付出代价。但所有的错误决策都不一定造成严重后果
C．有的错误决策必然要付出代价，但所有的错误决策都可能不造成严重后果
D．所有的错误决策都必然要付出代价，但有的错误决策不一定造成严重后果