单项选择题

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A.About 500,000.
B.About 70,000.
C.About 13,200.
D.About 5,000,000.
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单项选择题
A.Negative.B.Positive.C.Neutral.D.Indifferent.
A.Negative.
B.Positive.
C.Neutral.
D.Indifferent.
单项选择题
A.To focus attention on understanding people’s behavior.B.To guarantee personal attention between tutors and participants.C.To integrate people into a winning team.D.To match the content precisely to people’s needs.
A.To focus attention on understanding people’s behavior.
B.To guarantee personal attention between tutors and participants.
C.To integrate people into a winning team.
D.To match the content precisely to people’s needs.
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