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单项选择题

A．Its author is unknown.
B．It’s useful as a teaching tool.
C．It uses an extensive vocabulary.
D．Children find it repetitive and boring.
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热门试题

单项选择题A．Ann can go with him this afternoon.B．Ann’s almost as busy as he is.C．Ann has a lot to do today.D．Ann might be finished by noon.

A．Ann can go with him this afternoon.
B．Ann’s almost as busy as he is.
C．Ann has a lot to do today.
D．Ann might be finished by noon.

单项选择题A．In 1843.B．In 1849.C．In 1856.D．In 1861.

A．In 1843.
B．In 1849.
C．In 1856.
D．In 1861.