下列说法不正确的是[]A．细胞学说揭示了动植物细胞的统一性和多样性B．细胞学说是多位科学家在探索中开拓、继承、修正和发展后建立的C．将显微镜的低倍镜换成高倍镜后，一个视野-高一生物

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• 细胞学说指出：一切动植物都由细胞发育而来。这个学说的科学价值主要是[]A．告诉人们所有的生物均由细胞构成B．证明了生物彼此间存在着亲缘关系C．说明了动植物的细胞是一样的D．-高一生物
• They would tell how the slaves _____on a ship to an American port on a rainy day. [ ]A. being brough
• — George and Lucy got married last week. Did you go to their wedding?— No, I _____. Did they have a
• At the end of the meeting, it was announced that an agreement ______.[ ]A. has been reachedB. had be
• The Water Festival __________ to be the most important celebration among the Dai People.[ ]A. says B
• As he ________ in the river for five hours, the thief looked very pale and hopeless. [ ]A. trappedB.
• 细胞学说主要阐明了[]A．植物细胞与动物细胞的区别B．细胞的基本结构C．生物体结构的统一性D．细胞种类的多样性-高二生物
• 根据所缺单词的首字母或所给单词的汉语提示,在句子中的横线上写出各单词的正确形式.(每空一词)1. One hundred is d______________ by 25 is 4.2. Her pa
• More attention should be ________ the equipment in our factory so that we can increase our productio
• 下列属于细胞学说内容的是[]A．一切动植物都由细胞发育而来B．细胞是一个相对独立的单位C．新细胞可以从老细胞中产生D．细胞分为原核细胞和真核细胞-高一生物
• Months ago we sailed ten thousand miles across this open sea, which ________ the Pacific, and we met
• An emergency meeting will be held tomorrow, at which the bill ________ to pass. [ ]A. is expectedB.
• ______ many times, but he still couldn't understand it. [ ]A. Though he had been told B. Having
• English _____________ in more and more countries today.[ ]A. teachesB. teachC.was taughtD. is taught
• John had to have his house repaired because it ________ in the earthquake.[ ]A．damagedB．was being da
• 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
• The wet weather will continue tomorrow, when a cold front________ to arrive.[ ]A. will be expectedB
• 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
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• Visitors _____ not to touch the exhibits. [ ]A. will request B. requestC. are requestingD. are reque
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• Linda makes sure the tables _____ before the guests arrive. [ ]A. be set B. set C. are set D. are se