Unit 6
An old man tried to move the mountains.
Section A 2
3a~3c
复习P41-421.写出以下动词过去式1.try----2.are ---3.see---4.tell---5.is----6.say—7.send---8.find----9.come—10.become---
tried
were
saw
told
was
said
sent
found
came
became