The day was breaking and people began to go to work so the murderer was unable to () of the body.

单项选择题The chances of a repetition of those unfortunate events are ()in deed.

A．distant
B．slim
C．unlikely
D．narrow

单项选择题As my exams are coming next week, I'll take advantage of the weekend to () on some reading.

A．catch up
B．clear up
C．make up
D．pick up