An elephant usually weighs 5,000kilos kilos在这里为什么不用单数而是复数

An elephant usually weighs 5,000kilos kilos在这里为什么不用单数而是复数 翻译:An elephant usually moves slowly,but it can go 40kilometers an hour when it runs fast an elephant是什么意思? I am an elephant an white elephant an elephant never fofgets an elephant never forget an elephant never forget walk like an elephant是什么意思 What's that in the picture?A,a elephant B,an elephant C,the elephant An elephant is h_ than a monkey which animal can run faster?(an elephant is that an elephant?改为复数句.. this is an elephant改为复数 this is an elephant改为复数. An elephant is ( )(big) than a horse. The mountain looks( )an elephant's trunk how long can an elephant live.翻译 how many legs ( )an elephant have?