单项选择题 W: I am so worried about sending Tom to school. Most of the high school students are troublemakers these days.M: Only a few are, Mrs. Morris. Most students are too busy studying to have time to get into trouble. You may believe in our school management.Q: How does the man respond to Mrs. Morris’s fear?（）

单项选择题 李某向王某借款0万元，约定3年一次还本付息，年利率为5%。李某提前年将0万元归还王某，按照约定应支付利息（ ）万元。 A．0．5 B．1．0 C．1．5 D．1．6

单项选择题 W：I am so lucky I don’t have the similar job as yours.Working all night and sleeping in the daytime.How terrible it is to be like this all the time.M：Oh，I stopped that when I got my promotion last month.Now I am on three days and off two.Q：What can we learn from the conversation？（）