书本P69第四题

Part2:Cloze(20%)</p>Passage1</p>Tokyoisoneofthoseplacesthatyoucanloveandhateatthesametime.</p>InTokyotherearealwaystoomanypeopleintheplaceswhereIwantto(61).Ofcoursetherearetoomanycars.TheJapanesedriveveryfastwhentheycan.ButinTokyotheyoftenspendalongtimein(62)jams.ThestreetsinTokyoalwayshavealotofpeople(63)foot,andsometimesitisreallydifficulttowalk.</p>The(64)timetobeinthestreetisat11:30atnight.Thatiswhenthenightclubsareclosingandeverybody(65)togohome.Thereare35,000nightclubsinTokyoandyoudonotoftenseeone(66)isempty.</p>Mostpeopletraveltoand(67)fromworkbytrain.Tokyopeoplebuysixmilliontrainticketseveryday.Atmoststations,trainsarriveeverytwoorthreeminutes,but(68)certainhourstheredonotseemtobeenoughtrains.Althoughtheyareusually(69),Japanesetrainsareverygood.Theyalwaysleaveand(70)ontime.</p>61.</p>

双雄受精产生的受精卵的核型可能是 A: 69,XXX B: 69,XXY C: 69,XYY D: 69,YYY

设[tex=22.643x1.5]LWcahZ1ec2NMqo03c0jLNltRuMSmWp19Vi6UOf+/1Ctdji9mkyHyhElJI+CuQ/QL6W2wrKCEq/fa2Gpht7frS3GNr72ZeWab/69//7esRFc=[/tex]，其中P为正整数，求[tex=3.0x1.571]UNeMS1ImZKjTwOSv6ZuQrw==[/tex]

双雄受精产生的受精卵的核型不可能是______。 A: 69,XXX B: 69,XXY C: 69,XYY D: 69,YYY E: 以上全不对

已知路线导线的右角为110°32′，试计算路线转角值为（ ）。 A: 69°26′ B: 69°27 C: 69°28′ D: 69°29′

69

69、FDA:

双雄受精形成的个体可能具有下述核型（）。 A: 69，XXX B: 47，XYY C: 69，XXY D: 47，XXX E: 69，XYY

(69)10=(____)16