聽第二篇短文，回答下列小題．
（1）Mike is

．
A．a teacher
B．a worker
C．a student
（2）He is good at

．
A．writing letters
B．protecting the environment
C．drawing pictures
（3）He has asked the factory to

．
A．stop polluting the lake
B．move away
C．pay much money
（4）How many kilos of waste paper has he collected so far？
A．2，000．
B．50．
C．5．
（5）He donates money to Greener China by

．
A．planting trees
B．holding charity shows
C．selling wastes