用am, is填空，注意大小写.① This_____mybook.②_____thathereraser?③ It _____ apen.④ Hername_____Jenny.⑤ What ___

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• 用所给词的适当形式填空1.--Where______ (be) New York?--It's in the USA.2._____your pen pal______(come) from
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• 在草原生态系统中，鸟飞蝶舞，牛羊成群，草丛中还偶尔长有蘑菇，在这些生物中，一定不参与构成食物链的是（）A．鸟，蝶B．牛、羊C．蘑菇D．草-生物
• 用be的适当形式填空。①I____ astudent.②What____thatinEnglish?③Thekey____white.④How____you?-七年级英语
• The pay phone is _____Green Street and it’s across ______ the library.A．in, toB．on, fromC．at, throug
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• --- Must I finish the project now?--- No, you _. You_do it this evening.A．mustn’t; canB．needn’t; may
• 下图为一个水域生态系统的示意图，请据图回答问题：（1）藻类是生态系统中的，大鱼和小鱼是生态系统中的。（2）大鱼与小鱼之间是的关系。（3）和能量流动是生态系统的重要功能。在生-八年级生物
• 如图是一个农田生态系统的食物网，请据图回答：（1）该生态系统中的生产者属于______营养级．（2）无机环境中的二氧化碳通过绿色植物的______进入生态系统，生态系统中的碳元素又通-生物
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• 从理论上来说，维持一个生态系统的存在，下列哪一项不是必要的（）A．生产者B．消费者C．分解者D．非生物的物质和能量-生物
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• 用be的适当形式填空。①IJenny.You _____Tony.②— What_____ yourname?— Myname _____Alice.③— What____thisinEnglish?
• —Don’t play with the knife, ______ you’ll cut your hand. —Sorry, I ______ .A．so; can’tB．and; won’tC．
• My grandfather us stories when I was young.A．was used to tellB．is used to telling C．used to tellD．us
• ---Who is the tallest boy? ---It ______ be John. John is of medium height.A．mustB．needn’tC．mightD．ca
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• It _____ that Yu Mei has changed a lot. [ ]A. seem B. seems C. look D seemed-八年级英语
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