双笔写作业

某车间22名工人共同生产一种螺丝和螺母,每人每天平均生产螺丝120个或螺母200个,1个螺丝要配2个螺母,应该如何安排这些工人的生产,才能使每天生产的产品配套 某车间有22名工人生产一种由1个螺丝和2个螺母组成的组件.已知每人每天平均生产螺丝120个或螺母200个,问应分别安排多少人生产螺丝和螺母,才能使他们生产的螺丝和螺母正好配套成完整的组 ( )(she) mother is calling ( ) (she). she is talking for her friend,buy her mother is calling(改错) she's playing ( ) her mother is calling .1.and 2.but 3.or 英语翻译Is she __her mother? a.see b.likes c.likeWho is knockin at the door? I think __ is Jack. a.she b.It c.he she is ___ ___ her sick mother when you are sick,you often call a doctor.的文章翻译 翻译:"what should you do when you are ill? When you are sick,youoftan call a doctor.But you have a very sick book...的翻译 连词成句（可以加词）since year we learn lot last a 问relaxing,relax和relaxed的区别一定要详细到位,不要长篇大论. relax relaxing relaxed的用法..麻烦说下...2个词各自的用法..还要有例句9(包含relax relaxing relaxing的)..谢谢.! relax,relaxing,relaxed有什么区别? relax ,relaxed ,relaxing各是什么意思啊?详细一点儿. relaxed relaxing relax的区别? “妈妈提着一篮子鸡蛋去市场卖”用英语怎么说 family翻译成中文是甚麼意思? abig family翻译成中文是什么 warm big family还是big warm family一定要准确的答案~THX l have a warm family. she looks so funny为什么look后面加s说的具体点,什么情况下动词加s,说的具体点 any,are,in,room,there,tabies,the,reading,怎么连词成句 1、 She ___ so funny.（A.looks B.look1、 She ___ so funny.（A.looks B.look C.looking） looks、funny、lovely、it、so、and怎么整理句子 ang,are,in,room,there,tabies,the,reading,连词成句 she looks sad 同义句she __ __ happy 五年级英语连词成句：any,are,in,room,there,tables,the,reading 组句子looks a she boy like Thank you for the video of your house中文意思要正确! I HAVE TO GO HOME I HAVE TO GO HOME I-have-been-at-home