某同学做了“探究影响玉米种子萌发的环境条件”：在A，B，C三个干净的培养皿中分别铺上两层滤纸，再将相同数量的玉米种子放在上面，在不同条件下进行培养（如图）．数日后记录发芽情况如表：
装置
实验结果
A
种子不萌发
B
种子萌发
C
I am a s____. I go to s____ every day.
有两个共点力，一个力的大小是3N，另一个力的大小是6N，它们合力的大小可能是（ ）
This1my good friend. 2 name is Tiger Mi. It is a cat. It's only two. It 3 fish and chicken 4 ,but it 5like rice 6 .I like to 7 with it. Every day, we get up together, eat together, and do my homework together. Sometimes, Xie Kai and Wang Bin, my 8 at school ,come to my house. They like Tiger Mi, too. They 9Tiger Mi English. But Tiger Mi can't 10 English well. Do you have a cat? Tell me something about it, please
用高倍显微镜观察洋葱根尖细胞的有丝分裂。下列描述正确的是（ ）
