用一到九个数字填入下面的
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she drew apicture at the children`s palace last sunday
she drew a picture at the chidren's palace list sunday改为否定句
She drew a piture at the Chindren's Palace last Sunday.(改为否定句)
锅炉燃烧塑料垃圾如何除烟尘(发帖人MP:1781)
求翻译 The game is a time that is only for one thing .This is a time when a kid has all os his or
铁矿石都有哪些类型
发现类似铁矿的矿石发现此类矿石我是否应该报告,应到哪个部门报告,或找哪个部门鉴定,是否我会得到奖励?
我要测试机器设备绝缘电阻,是测试电机接线柱与外壳电阻还似测接线柱与地面电阻
hear wear ear 发音一样吗
中国铁矿石的储量?
矿产资源法规定铁矿石储量多少为零星矿产
铁矿年产多少算大矿
When they ___(finish),they ___(be )able to hoid many cars.
will go to see you when you finish the training course这句话的语法,为什么用finish,而不用别的形式呢?比如will finish,will have finished,are finishing
When are they going to finish it?
when they a____ to finish the work?填空
快速鉴别naoh FeCl3 mgcl2 na2so4
go,last,did,with,shopping,Ann,week,she连词成句
she did the shopping last sunny 改为一般疑问句
She goes shopping on staurday.(用last saturday改写句子)
焦亚硫酸钠用于食品中安全吗
Astronomers can______when and where there will be eclipses of the sun and the moon.为什么只能填calculate不能填figure?
还要做什么发明创造
一道英语填空When the moon is ____(shine)bright,we will see the stones.
发明创造做什么好?怎样做?
Astronomers can calculate when there will be eclipses of the sun and moon. 如何分析?谢谢!能否语法详细分析? 谢谢
绿色植物的蒸腾作用决定着生物圈中的水循环,这种说法对吗
The city where I live is very quiet./ The city that I live in is very quiet. 请问有什么区别呢
The room ___I live __is very large.A,which,inB,where,in应选哪个?
不等式约束多元线性规划我写论文,把最优目标函数和约束写出来,而且可能出现无解怎么判断啊
matlab求解非线性不等式约束问题min x(1)+2*x(2)s.t x(1)+x(2)+3*x(2)*x(2)0,x(2)>0该怎么编程呢?
Day as before very beautiful什么意思?大家帮帮忙