连消工艺流程中，物料中的杂菌主要在哪个设备中被灭活（） A.连消塔 B.维持罐 C.

阅读理解.

     Two men walked quietly up to the open windows of a small house in the darkness."We can take

what we want from this house," one of them said. The taller of the two men quickly climbed through

the open window into one of the rooms."Give me your torch (手电筒)." he told his friend. "Go round

to the door. Wait there until I open it for you."

     His friend disappeared (消失).Then the man turned on the torch and walked quietly towards the

door. Before he reached the door, he suddenly stopped. He found a man. The man was sitting in a big

chair in a corner of the room. He was looking at the tall man. His eyes never moved.

     The tall man cried out and threw the door open and he shouted to his friend to run after him. They

didn't stop running until they were far away from the house. They never knew that the man could see

nothing because something was wrong with his eyes.

1.What were the two men? They were _______.

A. workers

B. thieves (小偷)

C. policemen

D. guests

2.The tall man walked through the room to _______.

A. turn off the light

B. find the owner of the house

C. open the door

D. wait for his friend

3. Where did the tall man meet the man sitting in a big chair?

A. Near the door.

B. In a small house.

C. In a corner.

D. Both B and C.

4.The owner's eyes didn't move because _______.

A. he like sleeping in a chair

B. he couldn't see anything

C. he was too frightened (害怕) to move

D. he was sleeping

5.Why did the man throw the door open? Because _______.

A. he was very afraid of the man in the chair

B. he had known the man before

C. the owner of the house would take hold of them

D. he wanted his friend to come in at once

（1）用游标卡尺（卡尺的游标有20等分）测量一支铅笔的长度，测量结果如图1所示，由此可知铅笔的长度是______cm．

（2）用螺旋测微器测量金属丝的直径，其中某一次测量结果如图2所示，其读数应为______mm（该值接近多次测量的平均值）．

.

Be careful about the news on red fire ants—____measures to prevent the possible spread of them.

A．take

B．to take

C．taken

D．taking

1/6，1/12，( )，1/48

A．1/30

B．1/15

C．1/24

D．1/20

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