单项选择题

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A.Thirty percent.
B.Twenty percent.
C.Fifty percent.
D.Ten percent.
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单项选择题
A.They’re competing against each other in an election.B.The man is writing the woman’s speech.C.The man is interviewing the woman.D.The woman is planning the man’s campaign.
A.They’re competing against each other in an election.
B.The man is writing the woman’s speech.
C.The man is interviewing the woman.
D.The woman is planning the man’s campaign.
单项选择题
A.City officials.B.Experts in various institutions.C.Newly-graduated university students.D.Some famous scientists.
A.City officials.
B.Experts in various institutions.
C.Newly-graduated university students.
D.Some famous scientists.
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