单项选择题

A. Tell the operator what has happened.
B. Ask the operator to put you through.
C. Check the phone number and call again.
D. Ask the operator what’s wrong.
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单项选择题
A. Confused.B. Surprised.C. Encouraged.D. Annoyed.
A. Confused.
B. Surprised.
C. Encouraged.
D. Annoyed.
单项选择题
A. To discover the side effects of thermographs.B. To improve the analysis of blood and tissue samples.C. To find out why a body requires rest.D. To get a better understanding of illness.
A. To discover the side effects of thermographs.
B. To improve the analysis of blood and tissue samples.
C. To find out why a body requires rest.
D. To get a better understanding of illness.
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