The children in Sichuan look forward with hope ___________a chance to receive further education in their rebuilt hometown. A. for getting B. of getting C. to get D. to getting 答案:D
下列有关实验的叙述正确的一组是
①苯酚沾到皮肤上应立即用NaOH溶液清洗
②可用氨水清洗做过银镜反应的试管
③某溶液中加入硝酸酸化的Ba(NO3)2溶液,有白色沉淀产生,则该溶液中一定有SO
④误食CuSO4可用新鲜牛奶解毒
⑤除去乙酸乙酯中混有的少量乙酸,可加入饱和Na2CO3溶液充分振荡后分液
⑥检验淀粉水解产物,可在水解所得溶液中直接加入新制银氨溶液后水浴加热
[ ]
A.
④⑤⑥
B.
②③④
C.
④⑤
D.
①④⑥