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单项选择题

A．Scientists have studied them for centuries.
B．They were meat eating as well as plant eating.
C．They wandered the earth for millions of years.
D．They lived on land, in the sea, and in the sky.
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热门试题

单项选择题A．Alex doesn’t need a scholarship.B．Alex doesn’t have much money.C．Alex doesn’t know how to apply.D．Alex isn’t applying for a scholarship.

A．Alex doesn’t need a scholarship.
B．Alex doesn’t have much money.
C．Alex doesn’t know how to apply.
D．Alex isn’t applying for a scholarship.

单项选择题A．He regained his sight from a head injury when he fell from a tree.B．He was happy after his wife entered his room for the first time in nine years.C．The lightning took the feeling from his legs and gave feeling in his eyes.D．Because the blow that blinded him was very severe, it took another very severe blow to restore his sight.

A．He regained his sight from a head injury when he fell from a tree.
B．He was happy after his wife entered his room for the first time in nine years.
C．The lightning took the feeling from his legs and gave feeling in his eyes.
D．Because the blow that blinded him was very severe, it took another very severe blow to restore his sight.