视觉感受野位于
A．外侧膝状体
B．额叶
C．视网膜
D．视觉皮层
参考答案：C
-- You look very cool.
--_____.
A．Why not
B．No.
C．Thank you.
D．Good idea
It's necessary ___ us to have healthy eating habits.[ ]
A. to
B. for
C. between
