如图所示的“眼睛”及矫正的示意图中,与矫正远视眼相符的是( ) A. B.

题型:选择题

问题:

如图所示的“眼睛”及矫正的示意图中,与矫正远视眼相符的是(  )

A.

B.

C.

D.

考点:远视眼及其矫正
题型:选择题

下列说法:(1)直径是弦; (2)弦是直径; (3)半圆是弧,但弧不一定是半圆;(4)半径相等的两个圆是等圆; (5)长度相等的两条弧是等弧.

其中错误的个数是(  )

A.1个

B.2个

C.3个

D.4个

题型:选择题
Reporter-----R      Michael------M
R: ___小题1:____ .You just won the first prize in the photo competition.
M: Thank you.
R: Michael, how old are you?
M: Seven.
R: Seven!___ 小题2:____.
M: Since I was three.
R:___ 小题3:__
M: My father, And I take private lessons,too.
R: Here at the photo club?
M: Yes, I’ve taken lessons here for two years.
R: How many days a week?
M: ___小题4:_____ I want to practice every day, but my parents say three or four days is enough.
R: Are you going to continue your photos?
M: Uh-huh. ____小题5:_____
R: Wish you greater success!
M: Thank you!
A. Who taught you how to do that?  
B. About three or four.  
C. Congratulations
D. Which is your favourite photo club?
E. How long have you taken photos?
F. I want to be a professional(职业的) photographer when I’m older.
题型:选择题

( )包括组建管理机构,制订管理制度和有关规定;招收并培训生产人员,组织生产人员参加设备的安装、调试和工程验收等工作。

A.组织准备

B.技术准备

C.物资准备

D.施工准备

题型:选择题

下面结构体的定义语句中,错误的是

A) struct ord int x;int y;int z;;struct ord a;
B) struct ord int x;int y;int z;struct ord a;
C) struct ord int x;int y;int z;a;
D) struct int x;int y;int z;)a;

题型:选择题

用于维生素K缺乏引起的出血是()

A.华法林

B.维生素K

C.肝素

D.氨甲苯酸

E.枸橼酸钠

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