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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单项选择题
A．She recently went mere.B．It’s not a very good one.C．There’ s one in her home town.D．It will be closed when she’s fre
A．She recently went mere.
B．It’s not a very good one.
C．There’ s one in her home town.
D．It will be closed when she’s fre
单项选择题
A．Repair the other door.B．Visit some ruins.C．Have an outdoor party.D．Catch the Saturday train.
A．Repair the other door.
B．Visit some ruins.
C．Have an outdoor party.
D．Catch the Saturday train.
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