直接作用于体温调节中枢引起发热的是（） A.病原体产生的外源性_爱下问搜题

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问题单项选择题 A1/A2型题

直接作用于体温调节中枢引起发热的是（）

A.病原体产生的外源性致热原

B.病原体产生的内源性致热原

C.白细胞产生的内源性致热原

D.白细胞产生的外源性致热原

E.白细胞及病原体产生的代谢产物

答案

参考答案：C

阅读理解

阅读理解。

     Tony and Linda are in the dining hall at Beijing International School.
There are fifty tables in it.
     There are also some pictures about food and drinks on the wall. In the pictures, we can see juice, tea, pork, beef and chicken. We can see some vegetables, too. They tell us what healthy food is and what healthy drinks
are.
     Tony and Linda come from America. They both like Chinese food and drinks.   Tony likes eating noodles ① _______Linda ②________eating
noodles because she can’t use(使用) chopsticks (筷子).   Tony
doesn’t eat pork. He thinks it is unhealthy food. They like eating dumplings(饺子)very much.

1. How many tables are there in the dining hall?
_____________________________________________
2. What’s Tony and Linda’s favourite Chinese food?
_____________________________________________

3. There are _____ in the dining hall.

A. some tables and some students
B. some tables and some teachers
C. some tables and some pictures
D. some students and some teachers

4.选择适当的词填在①处：

A. and
B. but
C. in
D. so

5. 在②处的空白处用not like的适当形式填空：
_______________________________________

填空题

（）是一门综合艺术，她是继承我国古老戏曲剧种的基础上，形成的一个以唱念做打表演为中心，并具有北京特色的戏曲剧种。