锄禾日当午汗滴禾下土

the naughty boy likes playing jokes on others,___no one would like to be frieds with him为什么不可以填for this reason呢? He is naught and likes to play t_____on others.选词填空 when I was a young boy,I often play jokes on others.这句话里的when 能换成as 淀粉熟了以后还是淀粉吗? 生土豆淀粉有毒 怎么解读 为什么面粉会生虫,淀粉不生虫 如何让一个按键控制两路电路按一下切换到电路一,再按下切换电路2,循环.可以不用单片机吗?我的意思是集成的，按点触开关一下1灯亮，再按一下灯1灭灯2亮，再按灯1亮灯2灭 开关电源,两路输出稳压问题两路输出,不共地,输出电压均+24V,负载量0.5A.要任意单独在一路加0.5A负载时,另一路不加负载,如何能稳定两路的输出电压值,不让变化很大,输出电压在24V左右. 12V10A开关电源有两路输是不是每路5A plan for the weekend 英语小作文我六年级. 英语翻译we will give show tomorrow and another two on the weekend.请问大家这句话怎么翻译? 5. If there were no wars in the world, we would have _____. A. the happiest time B. a happier time C. the happier time D. much happiest time play jokes on的意思 相同电压高电流开关电源是否会损坏用点设备.我有个60V 3A(电压0-60可调,电流不可调)开关电源.请问是否可以把这个开关电源用于一些相同电压但是电流较小的用电设备,如扫描仪（原有电源12V 我用250w12v单输出的开关电源,同时给两个电器供电,1个180w,一个20w.怎样更安全,两个电器的电流电压互不影 i do not think teenagers should drive cars如何回答 i think teenagers should ______ drive.they are not serious enough1.be allowed to 2.not be allowed to 3.not allow to -----i do not think teenagers should drive cars,---（i agree）,they are not serious enough.怎么翻译,有无固定用法,或回答 . 关于祖国大好河山的诗句 英语翻译did you get much homework dun on the weekend?:) a number of paintings in the castle are believed___in a firebeing destroyedhaving been destroyedto be destroyedto have been destroyed a nimber of paintings in the castle are believeda number of paintings in the castle are believed___in a firebeing destroyedhaving been destroyedto be destroyedto have been destroyed选d The big fire in Shanghai,believed to_due to the burning of construction materials,caused 58 deaths and destroyed all the belongings of the people there.A.have occurredB.occurC.have been occurringD.be occurringB为什么不行 以及求所有选项的 1.the fire _in the furnace under the house A is believed to started Bthat they believed to start答原因是甚么 完形填空Mark Twain the famous American writer 文章的序言怎么写 描写祖国大好河山的好句3句好段3段!注：好句不要诗句!好段不要太长! ___,everything would have been all right.A.he had been here B.here he had been C.ebbn herehe hadD.had he been here 讲清楚点 over the weekend与on the weekend的区别! 缅甸字怎么写 缅甸 使用什么文字 文章的序怎么写