点M(x,y)可以在数-1,0,1,2中任意选取.试求: (1)点M在第二象限内

题型:解答题

问题:

点M(x,y)可以在数-1,0,1,2中任意选取.试求:

(1)点M在第二象限内的概率;

(2)点M在直线y=-2x+3上的概率.

考点:一次函数的图像列举法求概率用坐标表示位置
题型:解答题

A young man went to visit a wise man living deep in the mountain for the wisdom of life.

“Excuse me! Could you please tell me what the most           day in our lives is?Is it the day when we were born or the day we           ?Is it the day when we fall in love or the day we succeed?”The young man asked.

          The most important day in our lives is today. ”The wise man replied calmly.

“Why?”The young man felt more than           . “Is it because there is a moving event taking place today?”

“No. Nothing has happened today. ”

“Is it because of my visit?”

“Even if nobody visited me today, today is            very important because today is the only wealth we have. No matter how memorable yesterday is, it has gone by like a ship going down into the sea; no matter how bright tomorrow may be, it is yet to come; but no matter how common today is, it is           our control (控制). ”

The young man still wanted to ask something, while the wise man           him and said, “When we are talking about the meaning of today, we have           a lot of it. ”

The young man nodded and then went down the mountain.

Actually, today is the only           we have. So, what we should do now is to           yesterday and tomorrow and catch fast today!

小题1:

A.important

B.necessary

C.comfortable

D.funny

小题2:

A.miss

B.die

C.grow

D.start

小题3:

A.Nothing

B.None

C.No one

D.Neither

小题4:

A.awful

B.pleased

C.surprised

D.excited

小题5:

A.yet

B.already

C.ever

D.still

小题6:

A.for

B.under

C.on

D.with

小题7:

A.stopped

B.refused

C.encouraged

D.ordered

小题8:

A.treasured

B.handed

C.wasted

D.avoided

小题9:

A.excuse

B.way

C.chance

D.plan

小题10:

A.forget

B.remember

C.call

D.treat

题型:解答题

治疗阴疽流注及痰阻肢体麻木、关节肿痛的首选药物为()

A.半夏

B.天南星

C.禹白附

D.白芥子

E.皂荚

题型:解答题

施行口对口人工呼吸时,操作者深吸气后用力吹气时,吹出气中氧浓度是()

A.10%

B.5%

C.15%

D.16%

E.18%

题型:解答题

武警委员会委员由班推荐候选人,经党支部审查后,召开军人大会以无记名投票方式差额选举产生,报()批准。

A.党支部

B.支队级单位政治机关

C.大队党的基层委员会

D.支队级党委

题型:解答题

多媒体网络典型的应用包括交互式远程教学、远程科研及医疗服务和()

A.视频点播

B.远程信息访问

C.交互式视频服务

D.其他选项都不对

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