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完型填空
Plants are everywhere．You can find them 1 all over the world．This is a good thing for us, because if we didn’t have plants, we would not survive(生存)．There would be 2 life on earth as we know it． 3 are plants so important?There are many reasons, but one of their most important jobs is to 4 food．Plants provide food for animals and people．
But not all plants provide food．Some of them are dangerous to eat．These plants have developed 5 ways to stop animals or people eating them．One of these ways is to make poison(毒汁)which often 6 terrible and keeps the animals away．
Another way to keep animals away is to grow spikes(尖刺)．The spikes are like sharp needles(锋利的钢针)，and 7 any animals that comes near．Some plants have stings(刺毛)．When you touch them, your skin turns 8 or gets hot．Animals soon 9 not to go near these kinds of plants．But some plants are even better at stopping animals．Usually the animals eat the plants, 10 these plants catch the animals and eat them!
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