二年级语文阅读训练

机械功的原理是什么? 水藕怎样养殖 功的原理告诉我们：使用任何机械都不能省功.如果把使用机械时我们总共用做的功表示为W机械,把不用机械而直接用手做的功表示为W手,那么用数学语言来描述功的原理就是W机械（）W手 同学们用皮筋和竹竿作了一个简易天秤,用来实验“所秤书的本数与皮筋伸长的长度之间的关系.请你从数学的同学们用皮筋和竹竿作了一个简易天秤,用来实验“所秤书的本数与皮筋伸长的长 用同样大小的力先拨动张紧的细皮筋,再拨动张紧的粗皮筋,观察到____,听到____,这个实验表明_____? you are only lonely的意思是什么 You never see when I look lonely, because only you were not around me, I was the most lonely.请问这个翻译出来是中文怎么个读法 my mother is a teacher,（t ）.she teaches at a kindergarten.sheloves her （j ） if only you were 藕用水焯过之后,怎样才能保持不变色?做酱爆藕丁时,藕用水焯过之后会变黑.是怎么回事? 藕做饺子馅用开水焯吗?想做猪肉藕馅的饺子 藕要先用开水焯一下在剁馅吗?还是直接剁? 焯莲菜怎样做不发黑 炒莲藕的时候用水焯吗 Roses are red,violets are blue,sugar is sweet and so are youRoses are red,violets are blue,sugar is sweet,and so are you.But the roses are wilting,the violets aredead,the sugar bowl's empty and so is your head.玫瑰是红色的,紫罗兰是蓝色的 you are so sweet . take、carry、bring、get的区别 英语翻译sometimes、 I feel so lonely just because I lose you-lose my mind forever) 求翻译. Feel lonely just because missing you 英语翻译 feel lonely My mother is a teacher____English.(of,in,for,on) You won't feel lonely because I'm by your side My mother is an English teacher.对画线部分提问 ----------------------- My mother is an English teacher.的同义句 我的妈妈是一所大学的英语教师.my mother is< >English teacher < >< > < >填入所缺词 一个玩具车的电动机,当把它接入0.2V电压的电路时,电动机不转,测得流过电动机的电流是0.4A,此时能量转化是电能转化为 能；若把它接入2V电压的电路中,电动机正常工作,测得此时流过电动 This cake is very sweet .You ()a lot of sugar in itAshould put Bcould have put c might put Dmust have put原因也要 it is sweet you什么意思 ..This is very big sweet ..Do you know 帮我翻译成中文 请描述一下bring take 和carry的区别、用法,最好有例句 请问给宝宝煮藕水用加冰糖吗,煮藕水是治什么的 红色的新鲜玫瑰在锅里煮,为什么煮出来是绿色的水啊