例3.
Fred can make all kinds of shoes
and his skills are better than his workmates’ in the workplace. The boss likes him and pays him a
lot. But he never tidies his room or washes his clothes. He spends much time in
watching football matches on TV. So he always wears dirty clothes.
( ) The boss pays Fred much
because___________.
A. he has worked there long
B. the young man is kind to him
C. he likes the young man very much
D. the young man’s skills are the best in his workshop