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1.(遼寧理,4)已知圓C與直線xy=0 及xy-4=0都相切,圓心在直線x+y=0上,則圓C的方程為

A.      B.

C.      D.

[解析]圓心在x+y=0上,排除C、D,再結(jié)合圖象,或者驗(yàn)證A、B中圓心到兩直線的距離等于半徑即可.

[答案]B

試題詳情

2009年高考題

試題詳情

Ⅵ. Writing (本題共15分,提綱3分,關(guān)鍵詞2分,短文10分)

(注意:文中不能出現(xiàn)考生真實(shí)姓名、校名和老師名,否則不給分)

中學(xué)生上網(wǎng)問題已經(jīng)越來越受到社會(huì)的關(guān)注。作為即將初中畢業(yè)的你,一定有很多心里話要對(duì)在校的學(xué)生說。請(qǐng)你以李雷的名義寫一封信,告訴他們你的一些看法和建議,以便他們更好的學(xué)習(xí)和生活。

要求:1. 列出提綱,寫出關(guān)鍵詞。

2. 字跡工整,語言流暢,表達(dá)正確,邏輯清晰。

3. 80-100詞左右。信的開頭和結(jié)尾已給出,不計(jì)入總詞數(shù)。

提示:所列提綱可以是短語或句子,所列關(guān)鍵詞(單詞或短語)必須在文中出現(xiàn)。

(A) Outline: 1. _______________________________________________________________

2. _______________________________________________________________

3. _______________________________________________________________

Key words: _______________________________________________________________

(B) Dear friends,

    How time flies!                              

________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________

____________________________________________________________________________

____________________________________________________________________________

   I wish you a colourful school life!

Yours,          

                              Li Lei

       2009年齊齊哈爾市初中畢業(yè)學(xué)業(yè)考試

試題詳情

55. Peter, how are you getting on with your new classmates?

A. Enjoy yourself !        B. Very well.
C. I’m not sure.         D. I’m afraid you can’t.
E. Thank you very much.     F. All right, dad.

(B) Complete the dialogue with proper words or sentences.

(Mrs. White and Zhang Tao are talking on the playground.)

A--Zhang Tao, B--Mrs. White

A: Good afternoon, Mrs. White!I haven’t seen you for a long time.

B: Good afternoon, Zhang Tao! (56) ________________________________?

A: Fine, thanks. And you ?

B: I’m fine, too. School term is nearly over. (57) ________________________________?

A: I’m going to take courses in a summer school.

B: (58) ________________________________?

A: English and computer.

B: (59) ________________________________?

A: Because English and computer are getting more and more important in our life.

B: (60) ________________________________. I hope you will work hard at them.

A: Thank you. I’ll do my best.

試題詳情


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