脑出血和脑梗死最重要的危险因素是（） A.心房纤颤 B.糖尿病 _爱下问搜题

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问题单项选择题

脑出血和脑梗死最重要的危险因素是（）

A.心房纤颤

B.糖尿病

C.高血压

D.高血脂

E.吸烟

答案

参考答案：C

补全对话，情景问答

从方框中选择合适的选项完成对话（其中有两项多余）。
A: How time flies!  Our summer holiday is coming again!
B: __1__
A: What are you doing for your holiday?
B: __2__
A: Sounds good. __3__
B: My parents.
A: How are you going there?
B: __4__
A: I think traveling by plane is more comfortable than traveling by train.
B: But I think traveling by train is funnier than traveling by plane.
A: Maybe you are right. Anyhow I hope you have a nice journey.
B: __5__

A. Thanks a lot.
B. I am planning to visit my grandparents in my hometown.
C. Maybe by plane or by train.
D. Yes, that's true.
E. Who are you going with?
F. Where are you going for your holiday?
G. That's a good idea.

单项选择题

有下列二叉树，对此二叉树中序遍历的结果为( )。

A．ABCEDF

B．ABCDEF

C．ECBDFA

D．ECFDBA