将下列各组物质按酸、碱、盐分类顺序排列,正确的是[ ]
A.硫酸、纯碱、石灰石
B.醋酸、烧碱、硫酸铜
C.磷酸、熟石灰、苛性钾
D.盐酸、酒精、醋酸钠
答案:B
连词成句。
1. your shape what's favourite
?
2. did you when to come Canada
3. old ten I'm years
.
4. I to walk sometimes school
5. you the piano can play