Ex. b
Regular verbs
called
played
missed
wanted
arrived
Irregular verbs
thought
got
came
gave
bought
became
made
Ex. C
1.There was a table tennis championship in japan in 1971. An american and a Chinese player played together for fifteen minutes. The American missed his bus, but the Chinese player invited him onto his bus.
The Chinese player gave the American a present. THe American was happy, and he wanted to give a present nack. He bought a T-shirt for the Chinese player, They became friends.
In the same year, the American President went to China for a historic visit.