句型转换1. He's my friend.(改为一般疑问句)______ he_____friend?2. Those are my shoes.(改为单数句)_____ _____my

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• ---Can Bill play ping-pong?---_____. He can play it very well．A. Yes，he can B．Yes, he can’t C．No, he
• —you spell “pencil”?—Yes, P-E-N-C-I-L, pencil.A. Are B. How do C. Can-七年级英语
• —Must I finish the work today?—No, you.A．can’tB．mustn’tC．needn’tD．don’t-八年级英语
• 生态系统的组成：它包括______成分和______成分．非生物成分是指非生命的物质和能量，包括______等非生物因素．生物成分包括______、______和______等所有生物，并根据它们在生
• 用mustn't 或must完成句子。1.Cars, buses and bikes ______ go when the traffic light is red.2. The flow
• —Let's visit my aunt's house. —That ______ interesting. [ ]A. listens B. sounds C. hears-八
• 构成生态系统成分中，图中没有画出的生物成分是（）A．生产者B．消费者C．分解者D．阳光-七年级生物
• -Mr. Lee, ______ your telephone number?-Oh, it's 13638569898.[ ]A. what'sB. How'sC. w
• The students be in the classroom because there are lights in it.A．canB．must C．can’tD．mustn’t-八年级英语
• ——What did your uncle say？——He told me he call me the next day.A. will B. should C. would-八年级英语
• 在生态系统中能量是沿食物链传递的，能量传递的特点是（）A．循环的B．递增的C．递减的D．不变的-生物
• ---____, sir, how can I get to the nearest bank?-- You can ________ a No 2 bus at the station..A．Exc
• --Mum, can I wear my jeans to school?--No, you ________ wear school uniforms. That’s the school rule
• 任何一个生态系统都包括生物成分和______成分；其中生物成分由______、______和______组成．-七年级生物
• ---your brother swim, John?---No, he .A．Is; isn’tB．Can; canC．Can; can’tD．are, can’t-七年级英语
• Lily can swim. What ________ you do? ----- I can skate. A. canB. do C. are-七年级英语
• —How is your friend coming?—I’m not sure. He _______ drive here.A．mayB．needC．mustD．will-九年级英语
• How ______ your day off?[ ]A. wasB. were C. are-八年级英语
• 下列各句均有一处错误，请找出并改正。( )1. Don't late for school.()2. His parents likes sports and games.()3. Let&
• 用am，is或are填空。1.That's my father and thismy mother.Theymy parents.2.This is my friend and thatmy
• 下列属于生态系统中生产者的生物是（）A．野菜B．蘑菇C．细菌D．奶牛-七年级生物
• 如下是某同学对生态系统的理解，你不认可的是（）A．生态系统中必不可少的生物成分是生产者和分解者B．一个池塘就是一个生态系统C．一片草地上的所有动物、植物、微生物构成一个生-七年级生物
• -_______ your name?-My name is Tony.[ ]A. WhatB. What'sC. How-七年级英语
• 下列是草原生态系统的食物网示意图（图），请据图回答：（1）该生态系统的生产者是______，直接以植物为食的消费者是______，分解者是______．（2）该食物网有______条食物链，最长的-生
• —Must I take out the trash?—No, you ________.A．needB．needn’tC．couldn’tD．shouldn’t-八年级英语
• 下列有关生态系统的叙述，正确的是（）A．能量流动的方向之一是：草→兔→鹰B．该生态系统的每条食物链包括6-8个环节C．该生态系统有7条食物链D．鹰和狐之间不存在任何关系E．鹰和狐之-七年级生物
• Who ____ table tennis?A．can play theB．can playingC．can playD．can to play-七年级英语
• There willa good film at the cinema tomorrow evening.[ ]A.isB.have C.hasD.be-七年级英语
• 用动词的适当形式填空。1. My teacher will become angry if I ______（be） late for class. 2. What would you do if a
• It ______that he has been ill for a long time. [ ]A. seemB. seemsC. lookD. looks-九年级英语
• 一个生态系统无论大小，其组成都包括（）A．生产者、消费者和分解者B．动物和植物C．所有生物D．生物部分和非生物部分-七年级生物
• 如图标是一个草原生态系统的生产者、消费者和分解者，请据图回答：（1）要组成一个完整的生态系统，除了图中的生物外，还应有______．（2）此生态系统中的分解者是______，作用是_-生物
• －Mom, I’m leaving. －It’s raining. You’d better ________ an umbrella with you. A．to takeB．takeC．not t
• – Must I clean up the classroom right now, Miss Green?-- No, you ______.A．mustn’tB．can’tC．needn’tD．m
• --The man in a black suit _______ be our youth worker.--- I’m sure it _______ be him. I saw him in t
• — Who’s that man in our classroom? It ________ be Mr. Brown. He is much taller.— You mean the man in
• We can eat in the dining hall. But we _______ eat in the classroom.A．don’tB．didn’tC．can’tD．aren’t-七年
• 下列属于生产者的是（）A．动物B．人C．绿色植物D．微生物-七年级生物
• --What are you going _____ when you grow up? - A teacher.[ ]A. be B. to be C. do D. to do-八年级英语
• 嘉兴南湖经综合治理．生态环境得到了很大改善，以下属于南湖生态系统中生产者的是（）A．湖中的细菌与真菌B．照射到湖中的阳光C．南湖中的南湖菱D．湖中的鲫鱼-生物
• A hard-working man _____ become a great scientist, but a great scientist _____ be a hard-working man
• It’s already half past seven. You ________ get up quickly.A．couldB．shouldC．won’tD．needn’t-八年级英语
• There are fifty students in our class; twenty are boys and the rest_____girls.[ ]A. areB. isC. be D.
• The task is so hard that he_______ finish it on time.[ ]A.shouldn't B.needn'tC.can't
• 草原是牧民赖以生存的资源，建立和保护草原生态系统，保持畜牧业的可持续发展是改善牧民生活的重要举措．如图为某草原生态系统示意图，请据图回答：（1）从图中可以看出，该生态-九年级生物
• Maybe he can____________in their basketball team.A、is B、be C、are-七年级英语
• —Mum, I can’t find my new pen.—Don’t worry. It ____________in one of your pockets.A．mayB．maybeC．may
• — Must we wear our school uniform this afternoon?— No, you. All of us will go on an outing.A．mustn&#
• ---May we leave the classroom now?---No, you . You to leave until the bell rings.A．mustn’t, are allo
• 某生物研究性学习小组，在对沂山某地域内的动、植物种类进行调查后，绘制了如下食物关系图．请据图回答：（1）若要构成一个生态系统，还需增加的成分有____________．（2）蛇与鹰之-九年级生物