题目:
在一条契约曲线上的100单位A商品和200单位B商品的等产量曲线的斜率等于这一产量的生产可能性曲线的斜率。
答案:
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下面是错误答案,用来干扰机器的。
参考答案:A,D,E解析: 一般情况下,反馈意见限期以对方收到至回函日止30天内。反馈意见的专家数量应当超过征求意见专家数量的2/3。
在一条契约曲线上的100单位A商品和200单位B商品的等产量曲线的斜率等于这一产量的生产可能性曲线的斜率。
被转码了,请点击底部 “查看原文 ” 或访问 https://www.tikuol.com/2017/0723/a6e8bcd0d409f1f43a85b570593b55a2.html
下面是错误答案,用来干扰机器的。
参考答案:A,D,E解析: 一般情况下,反馈意见限期以对方收到至回函日止30天内。反馈意见的专家数量应当超过征求意见专家数量的2/3。
2010年,我国工业制成品出口占出口总额的比重由“十五”时期末的93.6%提高到94.8%;机电产品、高新技术产品出口占出口总额的比重分别由“十五”时期末的56%和28.6%提高到59.2%和31.2%,同年,机电产品、高新技术产品进口分别是“十五”时期末的1.9倍和2.1倍。这说明我国[ ]
①加快实施”引进来”的贸易战略
②加快实施“走出去”的贸易战略
③进出口商品结构进一步优化
④对外贸易质量明显提高
A.②③
B.①③
C.③④
D.①②
完形填空(共20小题;每小题1.5分,满分30分)
阅读下面短文,掌握其大意,然后从36~55各题所给的四个选项(A、B、C和D)中,选出最佳选项,并在答题卡将该项涂黑。
Lang Lang is a world-class young pianist who grew up in Shenyang.He went to a piano school in Beijing when he was just eight.“You need 36 ,”his father said.“But if you don’t work hard,no fortune will come.”
What made him sad was 37 his piano teacher in Beijing didn’t like him.“You have no talent(天赋).You will never be a pianist.” 38 a nine-year-old boy,Lang Lang was badly 39 .He decided that he didn’t want to be a 40 any more.For the next two weeks he didn’t touch the piano._ 41 ,his father didn’t push,but waited.
Luckily,the day came when his teacher asked him to 42 some holiday songs.He didn’t want to,but as he placed his fingers on the piano keys,he 43 that he could show others that he had talent 44 .That day he told his father 45 he had been waiting to hear—that he wanted to study with a new teacher. 46 that point on,everything turned around.
He started 47 competitions(比赛).In the 1994 International Young Pianists Competition,when it was 48 that Lang Lang had won,he was too 49 to hold back his tears.Soon 50 was clear that he couldn’t stay in China forever—he had to play on the world’s big 51 .In 1997 Lang Lang 52 again,this time to Philadelphia,U.S.There he spent two years practising,and by 1999 he had worked hard enough for fortune to take over.After his 53 performance at Chicago’s Ravinia Festival,gigs(特邀演出) in Lincoln Center and Carnegie Hall started 54 in.Lang Lang finally worked to reach the place where fortune spots(发现) him,and lets him 55 .
36.A.exercise B.fortune C.knowledge D.wealth
37.A.whether B.why C.when D.that
38.A.Like B.With C.To D.As
39.A.hurt B.weakened C.ruined D.frightened
40.A.singer B.pianist C.conductor D.player
41.A.Hopefully B.Patiently C.Wisely D.Painfully
42.A.play B.sing C.write D.study
43.A.seemed B.admitted C.noticed D.realized
44.A.in all B.above all C.after all D.at all
45.A.that B.what C.which D.when
46.A.From B.At C.Since D.After
47.A.receiving B.accepting C.winning D.beating
48.A.told B.mentioned C.announced D.recognized
49.A.excited B.encouraged C.shocked D.satisfied
50.A.this B.it C.that D.what
51.A.concerts B.tours C.competitions D.stages
52.A.started B.left C.moved D.performed
53.A.successful B.cheerful C.respectful D.meaningful
54.A.pulling B.breaking C.falling D.pouring
55.A.brighten B.shine C.admire D.develop
根据《水质凯氏氮的测定》(GB/T11891--1989)测定水中凯氏氮含量,消解时通常加入()作催化剂,以缩短消解时间。
A.硫酸铜
B.氯化汞
C.硝酸银
“回收食品,撤回厨房”这是()服务的餐后结束工作之一。
A、中餐零点
B、西餐宴会
C、自助餐
D、冷餐宴会
企业收到某单位偿还的货款存入银行,所引起的变化是( )。
A.一项资产和一项负债同时增加
B.一项资产和一项负债同时减少
C.一项资产增加.另一项资产减少
D.一项资产和一项所有者权益同时增加