关于细胞学说的叙述，错误的是[]A．它揭示了动植物细胞的多样性B．建立者主要是施莱登和施旺C．它揭示了动植物的统一性和生物体结构的统一性D．是多位科学家在探索中开拓、继承、-高三生物

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• I completely agree to your advice that children ______ with respect and encouragement. [ ]A. should
• —I hear Tom ______ playing games recently—______ no wonder he is easy to feel sleepy in class.[ ]A.
• Knowing how well he________ his future career,I feel confident that he will make a success.[ ]A. is
• — What's that noise, John?— Sorry, Linda. I forgot to tell you. The school library ______.[ ]A.
• It was reported that an agreement ____ between the two companies and that they would carry out a pro
• Without electronic computers，much of today’s advanced technology________.[ ]A．will not have been ach
• 下列哪项不是细胞学说的主要内容[]A．一切动植物由细胞及其产物构成B．细胞是生物体相对独立的单位C．新细胞可以从老细胞中产生D．细胞分为细胞质、细胞核和细胞膜三大部分-高三生物
• The leaders of the company are having a meeting to discuss where the new office building __. [ ]A. s
• Experiment of this kind _____ in both the U.S. and Europe well before the Second World War. [ ]A. ha
• John had to have his car repaired in a garage because it ____ seriously.[ ]A. damaged B. was being d
• Book Three of Vocational English_____ 12 units.[ ]A. is made of B. are made ofC. is made up of D. ar
• Rainforests _____ and burned at such a speed that they will disappear from the earth in the future.[
• 用括号内所给单词的适当形式填空, 每空一词。1. Air is a(mix) of gases.2. He(seek) shelter from the rain yesterday.3. She i
• The coal miners________in the coal mine for 10 hours before we came to their rescue.[ ]A. had trappe
• 细胞学说揭示了[]A．植物细胞和动物细胞的区别B．生物体结构的统一性C．细胞为什么能产生新的细胞D．人们对细胞的认识是一个艰难曲折的过程-高三生物
• 下列有关叙述正确的是[]A．所有真核生物细胞和原核细胞都具有DNA，这也说明了细胞结构具有统一性B．乳酸菌细胞有丝分裂前后，染色体数目一般不发生改变C．细胞学说阐明了动植物-高三生物
• —Shall we________to attend the meeting________at the end of this month?—Sorry, I don't know.[ ]
• 完成句子。Last night's TV news said that by then the death of the missing people ________ (未证实) yet.
• It is hard to imagine smells _____ when a film is shown in the future.[ ]A. are given away B. are pu
• In some parts of the world,tea with milk and sugar. [ ]A.is servingB.is served C.servesD.served -高三英
• Months ago we sailed ten thousand miles across this open sea, which _______ the Pacific, and we met
• At school, it is essential that every child ______ equally regardless of family background. [ ]A. tr
• A library with five thousand books _____ to the nation as a gift. [ ]A. is offeredB. has offered C.
• By the end of last year, another new gymnasium ________in Beijing.[ ]A. would be completedB. was bei
• The number of deaths from heart disease will be reduced greatly if people________to eatmore fruit an
• 在“细胞学说”最初创立时，关于其主要内容不准确的一项是[]A．一切动物和植物都由细胞发育而来，并由细胞及其产物构成B．细胞是一个相对独立的有机体，具有自己的生命C．细胞对与-高一生物
• More than three-fifths of the people caught in the earthquake _____ by the end of last night. [ ]A.
• Stay awake！You should know that it________to sleep in class.[ ]A．doesn’t permitB．is not permittedC．w
• -Are all telephone numbersin the directory? -Yes,all Jane's. [ ]A.listed;included B.listing;inc
• Stay awake!You should know that it ________to sleep in class. [ ]A. doesn't permitB. is not per
• Visitors _____ not to touch the exhibits. [ ]A. will request B. requestC. are requestingD. are reque
• —________ that middle school ________ Beijing Normal University?—As far as I know, it is.[ ] A. Does
• Linda makes sure the tables _____ before the guests arrive. [ ]A. be set B. set C. are set D. are se
• All the colour TV sets ____ out before we arrived .[ ]A. are sold B. have been soldC. will be sold D
• If city noises _____ from increasing, people _____ shout to be heard even at dinner table 20 years f
• Remember, better health in feet, Walk more, feel the difference![ ]A. measuresB. has measuredC. is m
• ____ many times, but he still couldn't understand.[ ]A. Having been told B. He had been told C.
• 短文改错 Construction of a television tower that declared to be the world's tallest 1.______is due
• The number of deaths from heart disease will be reduced greatly if people _____ to eat more fruit an
• All visitors to this village ________ with kindness．[ ]A．treat B．are treatedC．are treating D．had bee
• Every day the boy，together with his classmates，________to go to the sports ground and________footbal
• — There is________on using mobile phones at the gas station.— Do you mean talking on the mobile phon
• According to the art dealer, the painting ________ to go for at least a million dollars.[ ]A. is exp
• My demand is that the information referred to in my report _____ to Mr Brown without delay.[ ]A.to b
• Water can be turned into gases if temperature______ high enough. [ ]A. is risenB. rises C. is heated
• — Why was the factory closed?— The workers have put down their tools and are refusing to work overti
• In the spoken English of some areas in the US, the "r" sounds at the end of the words ____
• It was the third time that he of the changes of the meeting. [ ]A. had informedB. had been informed
• All the employees except the manager ________ to work online at home. [ ]A. encouragesB. encourageC.
• Most of that country’s external debt is ______ private banks.[ ]A. owed to B. owing toC. owed for D.