下列方程中是二元一次方程的是（　　）

根据要求写作文。
         心愿象一粒种籽，种在“心”的土壤里，尽管它很小，却可以生根开花。

         请你以“我的心愿”为题，把你小小的心愿用流畅的语言表达出来。
        要求：①不少于500字； ②文中不得出现班级、老师和本人的真实名字。

阅读下面短文，掌握大意。然后从A.B.C.D四个选项中选出最佳选项 
I was waiting for the bus when I met the woman. “You look   26  . Come and sit here,” she said. “ 27   are you going?”
“I don’t know. I just want to catch a  28    and see what it will be like at the end.”
“I’m afraid you’ll see  29   there. Why don’t you enjoy the sights on the way?”
“How can I do that while my heart’s   30   ?” I asked sadly. My best friend had left me.
The woman seemed to understand my feeling. “Don’t cry, little girl. I’ve had a similar experience to you. Thirty-five   31   ago, my husband left our three children and me. I was deadly sad. I decided to kill myself and the children, so I took    32   to the sea.   33  ，they seemed to know what would happen, so they   34   loudly. Their cry suddenly woke me 35   . How could I  36    my hope to live for one of life’s problems? After that, I worked hard to raise the children. Now they all live   37    and one of them has his own family.
Then the woman gave me a   38  , “We should never wait for the door to   39     before us. We should find the key to the  40   or try to find another way”
The bus came and I got on it with a smile

【小题1】 A．tired B．excited C．happy D．well

【小题2】 A．What B．How C．Where D．When

【小题3】 A．train B．bus C．boat D．plane

【小题4】 A．nothing B．everything C．something D．anything

【小题5】 A．smiling B．breaking C．singing D．dancing

【小题6】 A．days B．weeks C．months D．years

【小题7】 A．her B．them C．him D．it

【小题8】 A．So B．Or C．Besides D．However

【小题9】 A．laughed B．talked C．spoke D．cried

【小题10】 A．in B．out C．up D．down

【小题11】 A．give away B．give up C．get up D．stand up

【小题12】 A．happily B．sadly C．badly D．hopeless

【小题13】 A．cry B．shout C．hit D．smile

【小题14】 A．open B．close C．lock D．mend

【小题15】 A．classroom B．office C．door D．shop

“凯撒是凯撒，基督是基督”是西方的一句谚语，意思是古罗马帝国统治者凯撒应只涉及政治，而基督应只涉及宗教。下列能体现“基督是基督”的是(   )

下列化学实验操作错误的是（　　）