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【单选题】
一个全音符等于几个二分音符?A.
1
B.
2
C.
3
D.
4
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反馈参考答案：
举一反三
【单选题】2) Type 1 diabetes happens when _______ . A) the pancreas doesn’t function well B) a person eats too much sugar C) sugar isn’t released into the blood D) too much sugar enters the cells
A.
the pancreas doesn’t function well
B.
a person eats too much sugar
C.
sugar isn’t released into the blood
D.
too much sugar enters the cells
【单选题】Which of the following conditions matches this description - The heart is unable to pump its required amount of blood ( more blood enters the heart from the veins than leaves through the arteries)?
A.
Heart attack
B.
Acute myocardial infraction
C.
Congestive heart failure
D.
Hypertension
E.
Coronary artery disease
【单选题】When does education begin?（ ）
A.
Before one enters school.
B.
After one enters school
C.
After one graduates from college.
D.
After one retires from work.
【简答题】旅游业的优质服务，既包括文明礼貌等良好的服务态度，又包括行、住、吃、游、购、等综合性的服务内容。（）
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