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We should prevent fire( )(burn)the house. What should we do to prevent AIDS? we should prevent people ____shooting ___birds.填空 What should we do to prevent AIDS英语Topic what measures should we take to prevent sandstorm coming? we should take steps to prevent the spread of flu We should take some actions to _ people from _ wild animals.A.prevent,kill B.prevent,killing C.preventing,kill D.prevent,to kill we should prevent the old trees from being cut down 还是being cutting down we should prevent pollution____a happy life.A from living B to live为什么a不可以? We should prevent them from cutting down the trees.同义句改写 we should prevent pollution _____happily.A.to live B.to living 原因, what should we do to prevent global wraming?水平在两级左右, We should often （change clothes） to prevent the disease.《对括号部分提问》 we should do our best to prevent these rivers from _____(pollute)我不会, We should prevent them ___________ (pour) waste water into the riverAll these skills ___________ (teach) in our school. What measures should we take to prevent drunk driving?教教我该怎么回答这个问题 要英文的急求 we should prevent pollution______ happily.A to live B for living C from living D living选什么,为什 we should do our best to prevent our earth___.A being polluted B from polluting 答案是a 为什么?