人体的生命活动受到____ 的调节，同时也受到____ 的影响。

上初中后，张丽发现自己不仅比同学矮，而且脸上还开始长青春痘，她为此十分苦恼。张丽认为，青春真烦恼。你如何看待张丽的观点？

补全对话。从对话后的选项中选出能填入空白处的最佳选项。（其中有两项是多余的。）
A: Welcome to I COOL, YOU COOL, madam. How can I help you?
B:____ .
A: This way, please. These are the latest fashion.____ 
B: It looks cool. But I don't like bright green.
A: We've got many colors: pink, grey, dark red and yellow.____ . 
B: Pink. Could you show me the light pink one?
A:____ . And it's very thick.
B: I like it.____ .
A: It was 100 dollars but now it is only 50 dollars.
B: That's a great price. I'll take it.

下面式子的商的最高位在（____ ）位上。