He _____ the work today if he doesn't want to.[ ]A. need't finishB. had finishedC. can&#03

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• —May I try on the jeans?—Of course you _____.[ ]A. shouldB. need C. can D. must-九年级英语
• I ____like to help kids with their schoolwork. [ ]A. could B. wouldC. shouldD. will-九年级英语
• —Where _______ you like to go? —I’d like to go to France. [ ]A. will B. do C. would D. did -九年级英语
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• 句型转换。1. My mother can play table tennis.(改为否定句) My mother ______ ______ table tennis. 2. Lingling�
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• Sixteen-year-olds to watch this kind of movie because it's too scary.[ ]A. should allow B. shou
• 如图表示某生态系统中食物网简图．图中甲--庚代表各种不同生物．请据图分析回答：（1）此生态系统中作为生产者的是______，消费者是______．（2）若此生态系统受重金属污染，那么在体-生物
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• She ________ hum pieces of music at the age of four. She is a talented singer. [ ]A. can B. could C.
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• 在自然界中，树木不断掉落树叶，动物不断地死亡，却不会出现树叶和动物尸体堆积如山的状况，这主要是因为（）A．被雨水冲走B．大雪掩埋C．树叶被风吹跑，动物尸体被秃鹫取食D．分解-生物
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• 某一湖泊生态系统的食物链为藻类→虾→小鱼→大鱼，此食物链中的四类生物按顺序以甲、乙、丙、丁为代号建立能量金字塔（如右图）．今有10只人工饲养的鳄鱼逃逸栖居进入该湖泊，则该-生物
• My pen pal told me that he come to watch the Olympic Games in August 2008. [ ]A．will B．would C．can D
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• 根据如图生态系统中的生物，分析回答下列问题：（1）请在图上用箭头画出所有的食物链．（2）这个生态系统共有______条食物链，它们相互交错形成______，写出最长的一条食物链：____-生物
• 用can或can't加下面一个动词填空。 speak, see, hear, play, color, ask, drive, fly, spell, go1.I'm sorry
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• _____ you ride _____ horse? [ ]A. Are; the B. Can; a C. Are; a D. Can; the-七年级英语
• 若人吃的牛肉来自以玉米为饲料的牛，人和牛分别扮演的角色是（）A．生产者消费者B．消费者生产者C．消费者分解者D．消费者消费者-生物
• —Bill, is the pink umbrella Anna’s?—No, itbe hers. Hers is purple. [ ]A. canB. may not C. wouldD. ca
• 如图示草原生态系统，请分析回答：（1）此生态系统中的生产者是______，分解者是______、______．（2）生产者与消费者之间的关系主要是______的关系它们之间相互交叉形成了______，
• 从“狼吃羊，羊吃草”可以看出，狼体内的有机物最终来源于（）A．草B．水C．羊D．阳光-生物
• You_____ be so hurry as the time is not so late.[ ]A. mustn’t B. mustC. can notD. will not-八年级英语
• 根据句意，从方框内选择合适的情态动词完成句子。must, may, can, could, might, can’t1. The brown wallet_____be Tom’s or Bill’s
• — This capTina's. I know she has a red cap. — No, it be Tina's. I am wearing her cap now.
• —How about singing songs with me?—I’m sorry I can’t. Ihelp my father with his work. [ ]A. have toB.
• 把下列生物与它在生态系统中所占的位置用线连接-生物