Your clothes ____________ on the bed.[ ]A. isB. amC. areD. be-七年级英语

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• —May I try on the jeans? —Yes, you ____. [ ]A. should B. can C. must D. need-八年级英语
• 动物和我们人类不能将无机物合成有机物，只能吃现成的______，因而被称为______．-生物
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• 如图是真菌、腐生细菌等在物质循环中的作用示意图，请据图回答下列问题．（1）图中腐生细菌的生殖方式是______；图中的家兔、鹿等动物在生态系统的组成中属于______．（2）绿色植物-生物
• 如图是某生态系统的简单示意图，请据图分析回答：（1）图中的禾谷类、水草能制造有机物，是生态系统的______，而昆虫、兔、鹰、鱼等是生态系统的消费者．（2）该生态系统中，禾谷类-八年级生物
• 如图所示，生态系统各组成成分之间存在着密切的关系．据图回答：（1）图中①表示的生理过程是______．（2）从功能上看，图中A所示生物是生态系统中的______．（3）请写出图中的食物链__-八年级生
• —Where_______ my pictures?—______ are in your bag. [ ]A. is, these B. are, They C. are, Those D. is,
• Which of the two pencils ___ yours ?[ ]A are B is C have D has -七年级英语
• Lucy, Jim and Li Lei ____good friends.[ ]A. is allB. are allC. all is D. all are -七年级英语
• This pair of shoes ______ Li Gang’s ,It’s too big for him .A．can’t beB．could beC．might beD．must be-九
• —Have you decided when to leave for Australia?—Not yet. We _________ set off at the end of this mont
• —______ the wolves European? —Yes, they ______. [ ]A. Are; areB. Do; doC. Is; isD. Does; does -七年级英语
• 如图表示某生态系统中物质循环的过程，其中，A、B、C、D分别表示生态系统中的生物成分，①----④表示生物的生理过程，⑤表示某种物质．请分析回答：（1）图中生态系统的生产者是___-生物
• 所有生物生命活动所需能量的最终来源（根本来源）是（）A．植物B．动物C．生物圈D．太阳能-八年级生物
• 单句改错。( )1. How much is these black pants?A B CD( )2. Do you need bags for sports and school? A B CD(
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• This toy bear _______ be Jane's. She's the only kid at the picnic. [ ]A. must B. can C. ne
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• Would you mind ____ here? Sorry, I won’t. A．smokeB．smokingC．not smokingD．smokes-八年级英语
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• 一般情况下，一个自然生态系统的下列叙述错误的是（）A．生产者的数量最多B．消费者的数量最多C．食物链末端凶猛动物的数量最少D．生物数量沿着食物链递减-八年级生物
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• 在生态系统中，属于生产者的是（）A．植物B．昆虫C．蘑菇D．哺乳动物-生物
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• There ______ some information about the story. [ ]A. amB. isC. areD. be-七年级英语
• 选用is，am，are，填空。1. —What _______ your name? —I _______ Daming.2. This _______ my son, Yangyang.3. Hel
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• You _________ to the meeting this afternoon if you have something important to do . A．needn’t to com
• If you study harder , you will ___________go to college .[ ]A. canB. are able toC. be able toD. be a
• 用所给词的适当形式填空，每空不限一词。1. I think Sandy and Lucy_____ ( be ) in the same class.2. _____ Amy _____ (take)
• We _____ happy because we _____ have computers. [ ]A. aren't; aren't B. aren't; don&#
• 如图为生态系统各个成分间的相互关系．下列有关说法错误的是（）A．A是生产者，它能够将无机物转变为有机物B．B为消费者，它和C的关系为消费关系C．C是分解者，它对生态系统的物质-生物
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• Look! Some oranges ______ on the table and there ______ some orange in the bottle. [ ]A. is;isB. is;
• 句型转换1. His name is Nick. (改为同义句)_____ Nick. 2. Her last name is Green. (改为同义句) Her _____ name is Gre
• —David，is that man your Chinese teacher?—It___________ be him．He’s having a meeting． A．mustn’tB．can’
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• Tony _____ go to the opera on Saturday because he's going to have a meeting. [ ]A. can't B
• The toy shop near my school _______ all day on Sunday. [ ]A. opensB. openingC. openD. is open-七年级英语
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• 有一类细菌，它可以利用无机物合成有机物，这类细菌属于（）A．生产者B．消费者C．分解者D．生产者和消费者-生物
• Fish and rice ______ my favourite food. [ ]A. be B. isC. areD. /-七年级英语
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