药材何首乌组织构造中异型维管束存在于() A.木栓层 B.形成层 C.木质部

题型:单项选择题 A1型题

问题:

药材何首乌组织构造中异型维管束存在于()

A.木栓层

B.形成层

C.木质部

D.韧皮部

E.髓部

考点:初级中药士根及根茎类中药根及根茎类中药题库
题型:单项选择题 A1型题

大血管转位患者,若不存在房室水平分流时,最佳的识别主、肺动脉的检查方法是()。

A.右心声学造影

B.脉冲多普勒频谱技术

C.与右心室相连者为肺动脉

D.彩色多普勒血流技术

E.多普勒能量血流图

题型:单项选择题 A1型题
已知△ABC_三个顶点的直角坐标分别为A(3,4)、B(0,0)、C(c,0).
(1)若
AB
AC
=0
,求c的值;     
(2)若C=5,求sinA的值.
题型:单项选择题 A1型题

第二部分:短语填空(每空0.5分,共10分)

小题1:Is it true that all the theories should be  ______  ______ facts?

小题2:I don’t think it was an accident at all. Your brother did it ______  ______.

小题3:The open-air celebration(庆祝会)has been put off ______  ____the bad weather .

小题4:If no better plan______  ______(提出), we will have to carry out the present one. 

小题5:Some animals ______  ______ the tiger, the lion and the wolf are meat-eaters.

小题6:Though she was ill that day, she was the first to come to school ____  ____(照常)

小题7:He ______  ______(经历) great pains during his childhood.

小题8:A teacher who doesn’t ______  ______(关心)students is not a good teacher.

小题9:The UN is ______ an important part ______  international relations(国际关系).

小题10:At present,we should ______ full use _______ our time to study.

题型:单项选择题 A1型题

若有定义:double a=22;int i=0,k=18;,则不符合C语言规定的赋值语句是

A.a=a++,i++;

B.i=(a+k)<=(i+k);

C.i=a%11;

D.i=!a;

题型:单项选择题 A1型题

家庭教育的目的是一种社会意识形态,它是社会政治、经济、文化制度的反映,也是()的体现。

A.统治阶级意志

B.被统治阶段意志

C.国家

D.政府

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