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xx关于描写动物的英语作文范文xx关于描写动物的英语作文范文 We needto protect wild ani___ls,because weprotectwild ani___ls,wildani___ls willbe veryfriendly tous. Like theswallow,swallow canhelp usto eatthe pestsin thefield.If wehu___n beingskilled tocatch them,they willeat mosquitoesthat oftento scratchfaze us,let usbetter lifeWithout theswallow aroundus bee___ny insectpests,these pestshave greatharm toour hu___n! I havean example.For examplethe frog,the frogcan alsohelp usto eatthe pestsin thefield,can besaid tobe thepoli___in thefield.On___we killthem,not thefrog,the pestsin thefield moreand more,pest constantlyeat vegetables,dont wewill havea goodharvest I havean example.Such asw,w isa doctorin theforest,it canhelp usto eatthe pestsin the tree,thetreeback tohealth.We killedthem,pests willbe moreand moretrees,trees willslowly decrease.No treeson earth,floods,earthquakes. My lastan example.Such as...。