The first sentence of para 5"Working students may have less time to complete school assignments because of their demanding work schedule.“is ________of this paragraph.
A. the main sentence
B. the topic/key sentence
How does earning large amounts of spending money change students' feeling about school education?
A. They may find school less rewarding and interesting.
B. It is highly possible for them to drop out of school before graduation.
C. They become mind-wandering more frequently.
D. They find more interest in study.