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1.over a week ago, the books are expected to arrive any time now.A．Ordering B．Toorder C．Havingordered D．Ordered2.with the size of the whole earth，the biggest ocean does not seem big atall.A．Compare B．WhencomparingC．Comparing D．Whencompared3.it easier to get in touch with us, you’d better keep this card at hand.A．MadeB．MakeC．MakingD．Tomake4.The area nearthetown,5 kilometers by 3 kilometers, has been bought by the foreigncompany.A．tomeasureB．measuredC．measuringD．being measured5.During the Mid-Autumn Festival, family members often gathertogethera meal, admire the moon and enjoy moon cakes.A．shareB．toshareC．havingshared D．Shared6.Jim has retired, but he still remembers thehappytimewith hisstudents.A．tospendB．spendC．spendingD．spent7.the past year as an exchange student in Hong Kong, Linda appears more mature than those of herage.A．SpendingB．SpentC．HavingspentD．Tospend8.Beijing Opera to the basic education in China is a big step to promote traditionalart.A．AddingB．AddedC．AddD．Havingadded9.the early flight, we ordered a taxi in advance and got up veryearly.A．CatchingB．CaughtC．TocatchD．Catch10.Clearlyandthoughtfully, the book inspires confidence in students who wish to seek their ownanswers.A．writingB．towriteC．writtenD．beingwritten11.nearly all ourmoney,we couldn't afford to stay at a hotel.A．HavingspentB．TospendC．SpentD．Tohavespent12.basic first-aid techniques will help you respond quickly to emergencies.A．Known B．HavingknownC．KnowingD．Beingknown

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三、用单词的适当形式完成句子27．Jason is saving a sum of money (buy) a new house for his family.28．People value EQ much more than before, believing it is EQ ___ gets uspromoted.29．_ (absorb) in writing his new novel, Steve didn’t notice evening approaching.30．In art criticism, you must assume that the artist has a message _(hide) within his/her work.31．_ the important exam around the corner, I became busier and busier.32．During your life journey, some people you meet may let you down _more will help you grow.33．I’m tired out. I stayed up the whole night, _(study) for my project due today.34．If I hadn’t met Jim in the library that day, I _ (miss) the chance of owning a true friend.35.Life is like a race we all compete with ourselves against time.36.Praise not only brings joy to those who ___ (praise) but also adds pleasure to those who praise.

非谓语动词专训2一、单项选择1．In the reading room, wefoundherat a desk, ____withherattentionon abook.A．sitting;fixing B．to sit;fixed C．seating;fixing D．seated; fixed2．After class, the teachercouldn’tleave，_by thestudents.A．surrounded B．to surround C．wassurrounded D．surrounding3.their hats into theair,the fans of the winning team let out loud shouts of victory.A．TothrowB．ThrownC．Being thrownD．Throwing4.naturally by the skin when exposed to sunlight,VitaminD is needed for healthy bones, teeth andmuscles.A．MakingB．TomakeC．MadeD．Make5.Helookedaroundandcaughtamanhis hand into the pocket of a passenger.A．putB．tobeputtingC．puttingD．to put6.toAnne’sbirthdayparty,MrBrownisnowsearchingshopaftershopfor a nice present forher.A．Havinginvited B．Having been invited C．Havebeeninvited D．Being invited7．I like getting up very early insummer.The morning air isso good.A．tobebreathedB．to breatheC．breathing D．being breathed8．The park was fullof people,themselves in thesunshine.A．havingenjoyed B．enjoyedC．enjoying D．toenjoy9.Beijing's newinternationalairportinto use in 2019 will serve72million passengersannually.A．beingput B．to beput C．putD．putting10.While waiting for the opportunitytoget, Henry did his best to perform hisduty.A．promoteB．promotedC．promoting D．topromote11.When we sawtheroadwithsnow,we decided to spend the holiday at home.A．blockB．toblockC．blocking D．blocked12.—Come on, please give me some ideas about theproject.—Sorry. Withsomuchwork__my mind, I almost break down.A．filledB．fillingC．to fillD．beingfilled

逻辑代数的三个重要定理是、、。

遗传信息传递的基本规律为（）

A. 蛋白质→DNA→RNA
B. DNA→RNA→蛋白质
C. RNA→蛋白质→DNA
D. RNA→DNA→蛋白质