— Linda, how are you ________ with your new classmates?
— At first, I felt ________, but now we are good friends.
A:getting along; out of place
B:mixing; out of date
C:making friends; out of sight
把耶路撒冷奉为“圣城”的是( )
已知向 a→ , b→ 满足| a→ |=1,| b→ |=6,且 a→ •( b→ ﹣ a→ )=2,求:
选项
细胞
细胞壁
叶绿体
染色质
核酸
A
蓝藻
有
无
2种
B
洋葱根尖细胞
C
蛙的红细胞
0种
D
噬菌体
4种