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自行车中的原理 Does the write like Jiaozi when she is alittle girl?是啥米意思?请前辈指教! 谁帮我Damien Rice Rootless Tree这首歌中文的翻译（完整的 The little boy often cheers his mother up when she comes form work.(同义句）The little boy often * his mother *when she comes form work. There are some flowers ____ the pictureA.atB.inC.onD.by为什么是C而不是B? there is a dog and some flowers in the picture在这个句子中用is还是are 求歌词：lenmon tree What must be done if wildlife protection to be succeed?回答这个问题.用英语回答..一两句话 My father likes to eat many different kinds of food还是foods 呢 what must you do to be safe? 为什么能说many different kinds of food food不是不可数名词吗能用many修饰? What a pity that youth must be wasted on the 请具体说明一下中文的含义（修辞手法就不用说了,是paradox）, 是different kinds of food 还是different kinds of food s This store ___ food and vegetables.---Yes.You can___ many different kinds of food there. 小明身高142厘米,比小华矮a厘米,小华身高()厘米 p=3x平方-8xy+9y平方-4x-2y-250 求p的值 改错You did better not late next time. True grit is making a decision and standing by it ,doing what must be done!True grit is making a decision and standing by it ,doing what must be done! 有没有What must we practise doing这种说法? You can find many places,many cities,rivers and mountains on me.But you can not live on me.Who am I 用所给词的适当形式填空 That's a picture of （）family tree（sara） 英语：what 's should be?what's must be?should be 和must be有什么不同 请你根据下面的家谱图 写一篇以amy'family tree为题的作文 要求不少于60词.00.00 family的用法family当家庭的时候是用family吗?如果是用family,谓语动词用单数还是复数?当家人的时候是用family还是用families?谓语动词又怎么用?麻烦说详细一点,分别举例说明,谢哈~ 今天是我15岁生日,生日快乐却我自己说今天是我15岁生日,爸妈也没理我中午就自己卖了5个馒头就过了,晚上自己又煮了碗面条又过了.就一个朋友在凌晨时发短信给我说生日快乐.年年生日都这 you would better _______late for school next time 翻译LEMON TREEI'm sitting here in a boring roomIt's just another rainy Sunday afternoonI'm wasting my time, I got nothing to doI'm hanging around, I'm waiting for youBut nothing ever happens -- and I wonderI'm driving around in my carI'm driving to A computer____think for itself ; it must be told what to do.A.can’t B.couldn’t C.may not D.might not选B为什么不选A A computer _____ think itself,it must be told what to do.A doesn't B may not C couldn't Dcan't说明下原因 A computer____think for itself .A.mustn't B.needn't C.can't D.isn't A computer can only do _____ you have told it to doA howB whenC afterD what选哪一个?为什么? 自行车后轮的工作原理是什么