9. Julia got the highest score in fancy rope jumping.
朱莉亚在花样跳绳中得分最高。
还能这样说：
Julia jumped the best in fancy rope jumping.
Julia was the winner in fancy rope jumping.
谚语：
A bird with a broken wing will never fly as high.
折翼之鸟永远也飞不高。
10. I stood there watching them skip rope.
我站在那里看他们跳绳。
还能这样说：
When they were jumping rope, I was there to watch.
I stood there to watch when they were skipping rope.
应用解析：
stand facts on their heads 颠倒事实；
stand the test of time 经受时间的考验；
stand sb. a dinner 请某人吃饭；
stand well with 得到好感
11. As far as I can see, there are various ways of rope skipping.
据我所知，跳绳有很多种跳法。
还能这样说：
To my knowlege, we can skip rope in many ways.
As far as I am concerned, there are a variety of ways to skip rope.
应用解析：
see through trick 看穿诡计；
see things 幻觉，幻想；
see about 注意，安排，处理；
see off 为某人送行；
see with 同意；
see into 调查；看出；了解
12. We skip with her skipping rope.
我们用她的绳跳绳。
还能这样说：
We use her skipping rope to skip.
We jump with her skipping rope.
应用解析：
give sb. enough rope to hang himself 放任某人为所欲为；
give sb. rope 任某人自由行动，放任；
know the ropes 熟悉内幕，懂得技巧；
rope in 拉某人参加；
rope sth. off 用绳围起某物