简述柑橘结果枝的类型及特点。

根据下面通知，在横线处填写适当的内容补全对话

       There will be a science report in Dongfang Huge Plays Theatre on Sunday morning. Here is a notice to the audience.

       Notice to the audience

       Please bring your ticket. If you don't have your ticket, you can't go into the hall.  

       Don't run or shout in the hall. If you do, you'll have to leave.

       Don't wear slippers. If you do, the workers won't let you in.

       Keep your mobile phone off. If you don't, you will bother others.

       Please don't bring your under 12-year-old children here. If they come, I they won't understand the

report.

       Keep the hall clean. Don't throw your rubbish around. Or the hall will be dirty.

       Don't bring any food into the hall. If you do, the workers will take it away.

A: Are you free tomorrow?

B: Yes. Why?

A: Are you going to listen to   1  ?

B: Where?

A:   2   I have two tickets. Would you like to go with me?

B: Great, I'd love to. But I have to take my little nephew there.

A:   3   

B: What will happen   4  ?

A: He can't understand the report. He can't keep quiet.

B: Yes, you are right. Let's bring some food.

A: Oh, we can't do that. If we bring some food,  5  .

B: Oh, I see.

气血两虚证的舌象是（）

A.舌体淡瘦

B.舌淡齿痕

C.舌尖芒刺

D.舌暗瘀点

E.舌红裂纹

男，52岁，近半年出现脓血便，每日3～4次，近1个月腹胀，时有阵发性腹痛，查体：可见肠型，左下腹可触到一质硬肿块，活动，肠鸣音亢进

可能诊断是（）

A.慢性痢疾

B.溃疡性结肠炎

C.急性肠梗阻

D.乙状结肠癌

E.内痔出血合伴感染

人类生态系统的形成。