根据中文提示完成句子,将所缺少的内容写在相应的横线上。

1. 汤姆的父母说在孩子上中学时除了学习他们什么都不用担心.

    Tom's parents said                                   except study when their child was in the middle school.

2. 在他们看来,摇滚乐能使他们兴奋,所以如果他们困时,常听摇滚乐.

                    ,rock music                     so they often listen to it if they are sleepy.

3. 尽管医生建议杰克在家休息一周,但是他仍继续上班.

                                         at home for a week, she still went on working.

4. 尽管那本书没有真实的反映生活,但在我看来它很有趣.

                                                , in my opinion it is very interesting.

5. 他解释说昨天在聚会上玩得十分开心,因为那里有许多朋友.

                             in the party yesterday because there were plenty of friends there.

管路系统的特性曲线是随着（）的增加而上升。

A、流量

B、扬程

C、轴功率

D、效率