题干

以下关于纬线特征的说法错误的是(    )

A:所有纬线相互平行

B:同一纬线上只有东西方向

C:所在平面和地轴垂直

D:所有的纬线圈等长

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答案(点此获取答案解析)

D

同类题4

根据短文内容,从短文后的七个选项中选出正确的填入空白处。选项中有两项为多余选项。

    Everyone can benefit a lot from reading books. The following is about the various benefits of reading books.

    ____ Whenever you read something, you learn information that you otherwise wouldn't have known. It can be a fact about history or a theory you didn't know. If you want to learn new words, reading books is a great way to enlarge your vocabulary.

    ____ Similar to solving puzzles, reading books allows your mind to practice its processing skills. Going without books for too long will turn your mind into a whirl (混乱).

    One of the primary benefits of reading books is its ability to develop your critical thinking skills. ____ Wherever you are faced with a similar problem in real life, your mind is able to put its mystery-solving skills to a test.

    One of the real benefits of reading books is that the information in it can be accessed over and over again. For example, reading a cookbook allows you the luxury of reviewing the procedures whenever you need to. ____ Don't even think about writing the information down because you may lose the paper you wrote down on sooner or later.

    These are just some of the wonderful benefits of reading books.____ If you can't even go outside, you can download free e-books on line and read them on your computer. That way, you can see how advantageous reading can be for yourself.

A. Reading books will make you smart.

B. You can improve your memory by reading.

C. Reading books provides you with new knowledge.

D. Following a recipe from a cooking show will be difficult.

E. Reading mystery novels, for example, sharpens your mind.

F. Reading keeps your mind in good condition.

G. Why don't you drop by the bookstore or library and pick a book up?

同类题5

阅读下面的文言文,完成下列各题。

    韩通,并州太原人。弱冠应募,以勇力闻,补骑军队长。晋开运末,汉祖建义于太原,置通帐下。寻从汉祖至东京,累迁为军校。汉祖典卫兵,以通为衙队副指挥使,从讨杜重威,得银青阶,检校国子祭酒。汉祖开国,加检校左仆射。隐帝即位,迁奉国指挥使。

    乾祐初,周祖为枢密使,统兵伐河中。知通谨厚,命之自随,先登,身被六创,以功迁本军都虞候。周祖镇大名,奏通为天雄军马步军都校,委以心腹,及入汴,通甚有力焉。授奉国左第六军都校,领雷州刺史。周祖亲征兖州,以通为在京右厢都巡检。时河溢,灌河阴城,命通率广锐卒千二百浚汴口,又部筑河阴城,创营壁。未几,拜保义军节度观察留后,周祖亲郊,正授节度。并州刘崇南侵,命通副河中王彦超出晋州道击之,败于高平。以通为太原北面行营部署,为地道攻其城。俄班师,移镇曹州,检校太保。

    世宗即位,以深、冀之间有胡芦河,东西横亘数百里,堤堨非峻,不能扼契丹奔突。显德二年,命通与王彦超浚治之,功未就,契丹至,通出兵迎击退之,遂城李晏口为静安军,四旬而完。又城束鹿及鼓城,并葺祁州。时大兵之后,遗骸布野,通悉收瘗为万人冢。又城博野、安平,往来深、定间,夜宿古寺,昼披荆棘。在安平领百余骑督役会契丹骑数百奄至通率麾下与战日暮大风雨契丹解去擒十余骑。又城百八桥镇及武强县,皆旬日毕。归朝,会攻秦、凤,以通为西南面行营马步军都虞候,入大散关,围凤州,分兵城固镇,以断蜀饷道。未几,拔凤州,以功授侍卫马步军都虞候。

    太祖奉诏北征,至陈桥为诸军推戴。通在殿阁,闻有变,惶遽而归。王彦升策马逐之,通驰入其第,未及阖门,为彦升所害,妻子皆死。太祖闻通死,怒彦升专杀,以开国初,隐忍不及罪。

(节选自《宋史•韩通传》)