下列关于上颌尖牙与下颌尖牙的区别，描述错误的是（）

A．They chased the bear away.B．They stayed outside the tent and did nothing.C．They climbed up a tree.D．They put some honey outside for the bear to eat.

A.They
B.
B．They
C.
C．They
D.
D．They
E.

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听力原文：W: It' s Surprising that Tom came out of the accident alive.M: That's true. The car crashed into the wall and was completely damaged.Q: What was the consequence of the accident?(19)A．Tom survived the accident.B．Tom was killed in the accident.C．Someone saved Tom' s life.D．It did little damage to Tom' s car.

A.
M:
B.
Q:
C.Tom
D.
B．Tom
E.
C．Someone
F.
D．It
G.

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