Thousands of people wake up in operations every year. Doctors say this is bad. It happens once in every 19,000 operations. Drugs make people quiet so they cannot move. They cannot speak. They cannot tell the doctor they are awake. Those people feel afraid when they wake up in operation. They sometimes become very worried.   

Researchers looked at three million operations. They find 64 ways to make operations safer. They wanted fewer accidents. They said doctors should use a checklist before each operation. Doctors will check whether the patient has the right drugs. A monitor can tell doctors if a patient wakes up. 

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1.Thousands of people__________in operations every year.

A die

B run away

C wake up

D fall asleep

解析：选C。C 细节理解题。根据第1段第1句Thousands of people wake up in operations every year.可知，故选C。

2.What can make people quiet in the operation?

A Books.

B Drugs.

C Smoking.

D Wine.

解析：选B。B 细节理解题。根据第1段第4句Drugs make people quiet so they cannot move.可知，故选B。

3.How many ways do researchers find to make operations safer?

A 44

B 46

C 64

D 66

解析：选C。C 细节理解题。根据第2段第2句They find 64 ways to make operations safer.可知，故选C。

4.What does the underlined word “patient” mean in Chinese?

A 麻醉师.

B 病人.

C 医生.

D 护士.

解析：选B。B 语义理解题。躺在手术台上接受手术的应该是“病人”，故选B。

5.__________will tell doctors if a patient wakes up.

A A nurse

B A friend

C A monitor

D A researcher

解析：选C。C 细节理解题。根据第2段最后1句A monitor can tell doctors if a patient wakes up.可知，故选C。