男女同学之间的正常交往,有益于我们的身心健康发展。因此,我们在交往中应( )
A:扭扭捏捏,故作姿态
B:亲密无间,不分男女
C:大方得体,相互尊重
D:划清界限,互不相干
Tom: Hello! My name is Tom. What's your name?
Lily: My name is Lily.
Tom: Are you new?
Lily: Yes!
Tom: What class are you in?
Lily: I'm in Class 1, Grade 6.
Tom: Me too.
Lily: Can you show me our classroom?
Tom: OK! It's on the 3rd floor.
下图是草原生态系统的食物网示意图,据图回答下列问题: