单项选择题

What did children need to do in the earliest time mentioned by the speaker

A．They needed to count and calculate money.
B．They needed to read and write.
C．They needed to alert moving objects.
D．They needed to hunt and farm.
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单项选择题
The demonstrators threatening to disrupt the meeting are from______. groups.
A．Labor, environmental and agriculture
B．Labor, agriculture and consumer
C．Labor, environmental and consumer
D．Agriculture, environmental and consumer
单项选择题
Who are allowed to catch the bride’ s bouquet of flowers
A．Girls who don’ t have lovers.
B．Single girls.
C．The bride’ s best friends.
D．The groom’ s best friends.
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