According to the newly-made traffic regu

题型:选择题

问题:

According to the newly-made traffic regulation, whoever drives through red light ________ be fined

at least 200 dollars. [ ]

A. shall          

B. may        

C. would          

D. should

考点:情态动词
题型:选择题

扩张型心肌病可能的发病因素是与_____,_____,_____,_____所致心肌损伤有关。

题型:选择题

男,32岁,头晕、头痛多年,额窦X线检查如图所示,最可能的诊断是()

A.右侧额窦骨瘤

B.右侧额窦囊肿

C.右侧额窦骨岛

D.正常额窦

E.右侧额窦软骨瘤

题型:选择题

I didn’t know Headmaster Weng was away for Beijing. I       to his office yesterday.

A.mustn’t have gone

B.needn’t have gone

C.wouldn’t have gone

D.couldn’t have gone

题型:选择题

CK-2控制系统可以对采煤机、刮板运输机及转载机进行起动和停止。()

题型:选择题

浮选过程分为原料准备、()、气泡的矿化、矿化泡沫的刮出四个阶段。

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