某历史兴趣小组为了探索我国的原始农耕文化准备了如下资料，其中最有参考价值的是（    ）

人的双眼皮是显性，单眼皮是隐性，现有一对夫妇，都是单眼皮，他们生的子女应该

补全对话
A: You look upset. What’s the____ ?
B: Oh. I had a big fight with my cousin yesterday.
A: Why?
B: She wanted to ____  my homework.
A: It’s not a good habit. She should do her____  homework.. Well, you could call her up and talk about it____ the phone.
B: She was ____ at me and didn’t talk to me.
A: Don’t worry. I think she will get over it.                   
B: I hope so.

下列各句中，加线的成语使用恰当的一项是（ ）