(2)
Which is NOT true about the Changjiang River according to the dialogue?
A . It is the second longest river in China.B . Many people depend on it.C . It runs through the very heart of China.
(3)
Where does the pollution in the Changjiang River come from?
A . Much of the pollution comes from the people living along it.B . Much of the pollution comes from the factories.C . Much of the pollution comes from the nearby rivers.