题干

正方体的棱长扩大到原来的2倍,它的表面积就扩大到8倍(     )
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同类题2

根据短文内容, 从短文后的选项中选出能填入空白处的最佳选项。选项中有两项为多余选项。   

The Winner's Guide to Success

    Do you know what makes people successful? To find out the answers, an American scholar recently visited some of the most successful people around the world. ____

    Be responsible for yourself

    Sometimes you may want to blame others for your failure to get ahead. In fact, when you say someone or something outside of yourself is stopping you from making success, you're giving away your own power. ____

    Write a plan

    It is very difficult to try to get what you want without a good plan. It is just like trying to drive through strange roads to a city far away.____ Without this "map", you may waste your time, money and also your energy; while with the "map" you'll enjoy the "trip" and get what you want in the shortest possible time.

    Be willing to pay the price

    ____ So you must be ready to work hard — even harder than you have ever done. If you are not willing to pay the price, you won't get anything valuable.

    ____     

    It seems to us that everyone knows this. But it is easier said than done. When you are doing something, you must tell yourself again and again: Giving up is worse than failure because failure can be the mother of success, but giving up means the death of hope.

A. Never give up.

B. Nothing is easy to get.

C. A good plan is like a map to you.

D. Here are some keys to success that they give.

E. Some people achieve success much later in life.

F. You're saying, "You have more control over my life than I do."

G. Someone else's opinion of you doesn't have to become your reality.

同类题4

课外阅读与理解,回答相关问题。
                                                                                                                             记忆的版图
                                                                                                                               林清玄
        ①一位长辈到大陆探亲回来,说到他在家乡遇到兄弟,相对地坐了半天还不敢相认,因为已经一丝一毫都认不出来了。
        ②在他的记忆里,哥哥弟弟都还是剃着光头,蹲在庭前玩泥巴的样子,这是他离开家乡时的影像,经过四十年还清晰一如昨日。经过时间空间的阻隔,记忆如新,反而真实的人物是那样陌生,找不到与记忆的一丝重叠之处。
        ③更使他惊诧的是,他住过的三合院完全不见了,家前的路不见了,甚至家后面的山铲平了,家前的海也已退到了远方。
        ④他说:“我哥哥指着我们站立的地方,说那是我们从前的家,我环顾四周竟流下泪来,如果不是有亲人告诉我,只有我自己站在那里的话,完全认不出来那是我从童年到少年,住过十七年的地方。”
         ⑤这使他迷茫了,从前的记忆是真实的,眼前的现实也是真实的,但在时间空间中流过时,两者却都模糊,成为两个丝毫不相连的梦境。在此地时,回观彼处是梦,在彼地时,思及此处也是梦了。到最后,反而是记忆中的版图最真实,虽然记忆中的情景已然彻底消失了。
         ⑥这位长辈回来后怅惘了很久,认为是“四十年来家国,三千里地山河”【注】的缘故,才让他难以跳接起记忆中沦落的事物,其实不然,有时不必走太远,不必经过太久的时光,我们也可以感受到这种怅惘。
         ⑦我有一个朋友,他每次坐在台北松江路六福客栈的咖啡厅时,总会指着咖啡厅的地板,说:“你们相不相信,这一场块是我小时候卧室的所在,我就睡在这个地方,打开窗户就是稻田,白天可以听到蝉声,夜里可以听到青蛙唱歌,这想起来就像是梦一样了。”那梦还不太远,但时空转换,却碎得很快。
         ⑧记忆的版图在我们的心中是真实的,它就如同照相机拍下的静照,这里有我走过的一条路,爬过的一座山;那里有我游过泳、捞过虾的河流;还有我年幼天真值得缅怀的身影。这版图一经确定,有如照相纸在定影液中定影,再也无法改变,于是,当我们越过时空,发现版图改变了,心里就仿佛受到伤害,甚至对时间空间都感到遗憾与酸楚了。
         ⑨两相对照之下,我们往往否定了现在的真实,因为记忆的版图经过洗涤、美化,像雨雾中的玫瑰,美丽无方,丑陋的现实世界如何可以比拟呢?
        ⑩其实,在记忆中的事物原来可能不是那么美好的,当时比现在流离、颠沛、贫困,甚至面临了逃难的骨肉离散的苦厄,但由于距离,觉得也可以承受了。现在的真实也不一定丑陋,只是改变了,而我们竟无法承担这种改变。
        ⑪……
        ⑫我们在生命中所经验的一切,无非都是一些形式的展现。记忆的版图,乃是从前的现实;现在的生活,。终将成为未来记忆的版图。在这一过程中,我们真实的自我始终没有改变。
       【注】“四十年来家国,三千里地山河”:语出李煜词,在文中意为离乡时间久,距离远。