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　　source:n.somethingthatprovidessomethingelse来源

　　energy:n.thepowerapersonneedstodosomething精力;活力

　　variety:n.differentkindsofthings多种多样

　　advise:v.tosuggest;torecommend建议

　　cheeseburger:n.ahamburgerwithcheeseonit干酪汉堡包

　　milkshake:n.asweetdrinkmadeofmilkandicecream奶昔

　　increase:v.tocausetogrow增加

　　heartattack:aconditioninwhichbloodsuddenlystopsflowingtoaperson'sheart心脏病发作

　　intelligent:adj.cleverorsmart聪颖的；有才智的

　　decideon:tochoose选定

　　tell…from:tobeabletoknowthedifferencebetween区分

　　累死我了...