单项选择题

A．Children don’t get enough education in safety.
B．Children are keen on dangerous games.
C．The playgrounds are in poor condition.
D．The playgrounds are overcrowded.
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单项选择题
A．A whole day.B．Three or four full hours.C．Six or eight full hours.D．Three or four days.
A．A whole day.
B．Three or four full hours.
C．Six or eight full hours.
D．Three or four days.
单项选择题
A．A teacher of English in Cambridge.B．A specialist in computer science.C．A consultant to a Scottish company.D．A British tourist to China.
A．A teacher of English in Cambridge.
B．A specialist in computer science.
C．A consultant to a Scottish company.
D．A British tourist to China.
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