下列知识转化模式中，哪个和“干中学”息息相关？（） A.群化 B.外化 C.综合化

读短文，根据汉意把句子补充完整，并回答问题。

      Welcome to my new home. There are three 1____________ (卧室), a 2____________ (起居室), a

3____________ (厨房) and a 4____________ (卫生间). The living room is big. There is a TV, a table,

four chairs and a sofa in it. This is my bedroom. There is a bed, a shelf, a table and a chair.

回答问题。

5. What's in the living room?

______________________________________________

6. What's in the bedroom?

______________________________________________

根据句意和首字母提示补全单词。

1. Football is as p_____ as basketball in China.

2. Does your family e_____  gifts at Christmas?

3. My grandfather has a long, white b_____  covered his mouth.

4. He is a very kind man. He often helps young children and gives g_____  to the poor.

5. The children think Father Christmas comes down the c_____.

企业运输战略不包括（）的选择。

A.运输方式

B.运输批量

C.运输转换

D.运输品种

下列哪个式子的计算结果为7a²-7ab（　　）

A．（3a²-ab+7）-（4a²+6ab+7）

B．（3a²-ab+7）-（-4a²-6ab+7）

C．（3a²-ab+7）-（-4a²-6ab-7）

D．（3a²-ab+7）-（-4a²+6ab+7）

关于结核菌，下列哪项是错误的（）

A.生长快，难培养

B.涂片染色具有抗酸性，亦称抗酸杆菌

C.对外界抵抗力较强，不易死亡

D.结核菌分为人型、牛型、鼠型，其中人型、牛型是人类结核病的主要病原菌

E.70%酒精接触2分钟，或煮沸1分钟被杀灭