— Have you heard of the new robot that can help us do the housework?
— Yes. That's really great, but some people worry that it may ______ laziness.
A:encourage
B:connect
C:lead
D:represent
序号
硫酸的体积/mL
锌的质量/g
锌的性状
温度/
完全溶于酸的时间/s
生成硫酸锌的质量/g
1
50.0
2.0
薄片
25
100
m1
2
颗粒
70
m2
3
35
m3
4
粉末
45
5.0
5
6.0
30
m4
6
8.0
t6
16.1
7
10.0
t7
战国初年,被韩赵魏三家瓜分的国家是( )