题目内容

________ still needs to be discussed.

A. How is the plan to be carried out
B. How the plan is carried out
C. Why is the plan carried out
D. Why the plan carried out

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I wonder _____ he asked such a silly question in public.

A. how
B. what
C. that
D. why

He was interested in _______ he has seen at the exhibition.

A. which
B. that
C. all what
D. all that

有位老人在家做健身操时,心绞痛发作,立即含服硝酸甘油疼痛未缓解,心电图发现,V1、V2、V3、V4导联出现深而宽的Q波,ST段抬高>0.3mV,诊断为:

A. 心绞痛
B. 中风
C. 房颤
D. 心肌梗死

窦性心律是指激动起源于( )

A. 心房
B. 心室
C. 窦房结
D. 右心房

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