题干

计算a3•(
1
a
2的结果是(  )

A:a  

B:a5

C:a6

D:a8

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答案(点此获取答案解析)

A

同类题3

阅读下列文言文,完成下列各题。

    傅珪,字邦瑞,清苑人。成化二十三年进士。改庶吉士。弘治中,授编修,寻兼司经局校书。与修《大明会典》成,迁左中允。武宗立,以东宫恩,进左谕德,充讲官,纂修《孝宗实录》。时词臣不附刘瑾,瑾恶之。谓《会典》成于刘健等多所糜费镌与修者官降珪修撰俄以《实录》成进左中允再迁翰林学士历吏部左右侍郎 正德六年代费宏为礼部尚书。礼部事视他部为简,自珪数有执争,章奏遂多。帝好佛,自称“大庆法王”。番僧乞田百顷为法王下院,中旨下部,称大庆法王与圣旨并。珪佯不知,执奏:“孰为大庆法王?敢与至尊并书,大不敬。”诏勿问,田亦竟止。珪居闲类木讷者。及当大事,毅然执持,人不能夺,卒以此忤权幸去。教坊司臧贤请易牙牌,制如朝士,又请改铸方印。珪格不行。贤日夜腾谤于诸阉间,冀去珪。御史张羽奏云南灾。珪因极言四方灾变可畏。八年五月,复奏四月灾,因言:“春秋二百四十二年,灾变六十九事。今自去秋来,地震天呜,雹降星殒,龙虎出见,地裂山崩,凡四十有二,而水旱不与焉,灾未有若是甚者。”极陈时弊十事,语多斥权幸,权幸益深嫉之。会户部尚书孙交亦以守正见忤,遂矫旨令二人致仕两京言官交章请留,不听。珪归三年,御史卢雍称珪在位有古大臣风,家无储蓄,日给为累,乞颁月廪、岁隶,以示优礼。又谓珪刚直忠谠,当起用。吏部请如雍言,不报。而珪适卒,年五十七。嘉靖元年录先朝守正大臣,追赠太子少保,谥文毅。

(节选自《明史·傅珪传》)

同类题4

完形填空

    Many Tuesday mornings I have coffee with my father. Although my father is a man of few words, I really 1 the time along with him.

    One recent Tuesday, I found it a bit 2 when I rang the doorbell, no one seemed to be home. I climbed in through the window, noticing the lights that shone from the kitchen, and 3 that my dad must be there, but he wasn't. I 4 through his home, checking every room. I tried not to 5. Yet, upstairs, downstairs, no Dad anywhere.

    I was worried.6, my father was seventy-one years old. Anything could have happened to him. Then, I got in my car and drove to my mother's aerobics(有氧运动)class.

    On the drive, I thought a lot about my father and our 7 together. Suddenly, I was three years old and he was 8 me up to the living room window to see the Christmas lights. In his 9, I was safe and secure. At age ten, he used to wake me up with warm breakfast in bed. Then I was twelve and my dad was 10 all the kids at my birthday party with his magic tricks. I was so 11 of my father for being so 12and talented. He'd made my party a 13.

    As I entered my mother's class. I was nervous. My mom looked at me in 14.

    “Mom, where's Dad?” I asked, “He's working in the 15 on the side of the house!” she answered.

    And I hurried to my car and 16 back to the yard. “Hey, Dad!” I yelled out and told him about my fears of the last half hour. My dad 17 laughing his typical laugh that was always 18. I was so thankful that I still had my daddy. And so , as I 19 the door to my father's house, we went inside for our usual cup of coffee.

    Thanks, Daddy, for all the 20 and more importantly, for all your love.