小红家离学校942米妈妈常常骑电瓶车接送她上学如果这辆电瓶车车轮直径是0点3米
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Momrodeabikeatseventhirty-five.MomarrivedattheEnglishspeechateighto'clock.Momhadherlunchattentotwelv
MymotherIlikemymotherverymuch.Shehasthesamehobbiesasme.Shelikesplayingsportsandshelikesgoshopping.Sh
周瑜打黄盖一个愿打一个愿挨
设小丽每分钟行x千米则妈妈每分钟行4x千米8*5x=1.640x=1.6x=0.04答小丽每分钟行0.04千米注意单位
是不是12分钟后两人相遇?3600÷12÷(1+4)=300÷5=60米小华每分钟行60米
设小华的速度为X12x+12*4X=3600则x=3600/(12+12*4)=60米/分钟=3.6千米/小时
doesurschooloftengoforoutgoing?再问:,,,,,,,youofterhavea,,,,,,,,,,,,,,,,,,,,,,,,,?再答:?????douoftenhave
heoftenhelpshismotherdohousework
ioftenhelpmymotherwiththehousework.或者ioftenhelpmymothertodothehousework.
设小芳的速度是x米每分,妈妈的速度是4x米每分;(x+4x)*8=1600x=40米每分
Lucy'sMumwearsaglassesalways
(75+60)×20+75×3=135×20+225=2700+225=2925(米)答:从小红家到学校有2925米.
50÷【1/2-100/(100+120)】=50÷【1/2-5/11】=50÷1/22=1100米
Sheoftenhelpshermother(to)dohousework.Sheoftenhelpshermotherwithhousework.
我常常观察我妈妈做饭Ioftenobserve/watchmymothercooking再问:Ioftenwatchmymother__________横线上填啥呀再答:cookingdinner或者
3600÷12÷(1+4)=60米/分答小华的速度60米/分
设妈妈x分钟追上小红则65x+65x8=85x解得x=26答妈妈26分钟后追上小红
Hismotheroftengetsupearly,doesn'she?再答:doesn't
1600÷8÷(1+4)=200÷5=40米/分