—David，is that man your Chinese teacher?—It___________ be him．He’s having a meeting． A．mustn’tB．can’

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• Fish and rice ______ my favourite food. [ ]A. be B. isC. areD. /-七年级英语
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• 假若在一个与外界隔绝、没有食物的荒岛上，给你三只鸡（其中2只为母鸡）和40斤玉米，理论上分析，如何利用它们使你在此荒岛上生存的时间最长（）A．先吃掉三只鸡，然后再吃玉米B．-生物
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• —What __________ your cousin __________?—He is tall and strong.[ ]A. does; likeB. is; likeC. is; loo
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