单项选择题

A．The could agree upon certain signs.
B．They could write them down.
C．They could communicate with each other.
D．They could combine them.
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单项选择题
A．How to handle spiders.B．Spiders in the United States.C．People’s fear of spiders.D．A special kind of spider.
A．How to handle spiders.
B．Spiders in the United States.
C．People’s fear of spiders.
D．A special kind of spider.
单项选择题
A．Because all the people can enter it at any time.B．Because it opens fulltime all day.C．Because all its students are mother of families.D．Because students don’t have to pass entrance examinations.
A．Because all the people can enter it at any time.
B．Because it opens fulltime all day.
C．Because all its students are mother of families.
D．Because students don’t have to pass entrance examinations.
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