—Do you think the thief entered through

题型:选择题

问题:

—Do you think the thief entered through the window?

—No, if he had, I don’t believe, _______ broken the living-room’s window.

A.he would have

B.he must have

C.he had

D.should he have

考点:虚拟语气情态动词
题型:选择题

能用于监测大气污染的指示植物是(  )

A.蕨

B.卷柏

C.苔藓

D.蓝藻

题型:选择题

There is ______ wrong with my bike. It doesn't work.    [ ]

A. nothing     

B. something  

C. anything    

D. everything

题型:选择题

慢性支气管炎急性加重的原因多为()

A.气候因素

B.劳累

C.细菌或病毒感染

D.创伤与手术

E.吸烟

题型:选择题

如果要将一个关系模式规范化为2NF,必须( )

A.消除非主属性对键的部分函数依赖
B.消除主属性对键的部分函数依赖
C.消除非主属性对键的传递函数依赖
D.消除主属性对键的传递函数依赖

题型:选择题

双相情感障碍治疗的用药原则()

A.早期识别,早期治疗

B.抑郁状态者需联合足量抗抑郁药

C.以传统心境稳定剂为主

D.治疗方案个体化

E.药物治疗基础上可加用心理治疗

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