可否用热水瓶煮粥

相关推荐

• 50.The Great Wall in China is one of the wonders of the world.Wonders固定的吗,surprises,amusements,greats 可不可以?51.I am going to hang a new picture on this wall.Suspend也有悬挂之意,可否替代?52.The criminal was hanged for the crimes he had committed.这里的hang是什么意思53.The mountain village cannot be reached by telephone yet.Reached可以用arrived at 替代吗,get to 是固定的吗?54.He wanted to turn sand to gold.to是表目的吗?55.The monster turned out to be a man in a blanket.56.The toy was repa
• 求极限时可否先分母用无穷小代换,分子不变,然后再用洛必达法则比如:lim(In(1+1/x)/arccotx) (x-->+∞)分母是In(1+1/x),分子是arccotx,x趋向正无穷.我的做法是分母先用无穷小代换,分子不变,分子不变,然后再用洛必达法则.为什么不可以?
• 德语时间说明语是用第四格吗 可否举几个例子解释下
• 从水中分离酒精,可否根据二者的凝固点不同,用冷却的办法分离?为什么?
• Have you got used to riding a bike to school?ride可否用原形?Have you got used to riding a bike to school?和Have you got used to ride a bike to school?哪个对,为什么
• 一般疑问句作宾语从句时if可否全部替换为whether?一般疑问句作宾语从句时用连接词if或whether,那么if可否全部替换为whether?
• 用食盐水清除热水瓶中的水垢 为什么不行
• 用稀盐酸除去热水瓶的水垢（主要成分氢氧化镁和碳酸钙）
• 新买的热水瓶用冷水洗过就不保温了,
• 丁丁用一个量杯来测量一个热水瓶的容量.他将容量是3OO毫升的量杯装满水倒入热水瓶中,倒了7次热水瓶才满,这时量杯中还有1OO毫升的水,这个热水瓶的容量是多少升?怎么算着急谢谢
• 填代词now many chinese farmers like travelling from one place to ( ) to enjoy the beautiful scenery
• 正戊烷和2-甲基丁烷是同种物质吗