【简答题】Fill in each of the blanks in the following sentences with a word listed below. Change the form where necessary. sufficiently launch repeatedly grudging momentary accompany irrelevant privacy fantasiz...
【简答题】(4) ( 经典题, 9 分 ) 有 A 、 B 、 C 三种晶体,分别由 C 、 H 、 Na 、 Cl 四种元素中的一种或几种形成,对这三种晶体进行实验,结果见下表。 项目 熔点 / °C 硬度 水溶性 导电性 水溶液与 Ag + 反应 A 811 较大 易溶 水溶液 ( 或熔融 ) 导电 白色沉淀 B 3500 很大 不溶 不导电 不反应 C - 114.2 很小 易溶 液态不导电 白色沉淀...
【简答题】His presentation will last for ten minutes. He's going to give a __________ presentation.2.Our sales rose from $4 million to $6 million last year. Last year, our sales rose by $ __________ .3.I need t...
【简答题】判断对错,然后改正(3) 1.First everything seemed fine, but then things started going wrong. 2.At first, I met her at a restaurant. 3.I must revenge my father. 4.She always wins me at poker. 5.He did not come to...