14. Ski boots are very expensive.
滑雪靴很贵。
还能这样说：
The price of ski boots is very high.
Ski boots cost a lot of money.
应用解析：
the boot is on the other foot 情况变得与原来相反;
give the boot 解雇某人;
put the boot in 狠踢某人;残忍无情;
in the boot 在行李箱中
15. I love skiing through the woods.
我喜欢在林间滑雪。
还能这样说：
I like skiing in the forests.
The woods is a good place for me to ski.
应用解析：
dead wood 无用的或不需要的人、材料或文件;
not see the wood for the trees 见树不见林;
out of the woods 没有麻烦或困难
16. My parents are enthusiastic skiers.
我的父母是滑雪迷。
还能这样说：
My parents are crazy about skiing.
My parents are mad at skiing.
17. He turned his ankle while ice-skating.
他溜冰时扭伤了脚踝。
还能这样说：
He hurt his ankle while he was skating.
He twisted his ankle when he was skating.
应用解析：
out of turn 不合时宜地;轻率地;
as things turned out 正如事后表明的那样，果然如此;
turn round and do so 说得或做得令人不快;
turn against sb. 与某人反目或为敌
18. In skating over thin ice, our safety is in our speed.
在薄冰上溜冰，安全取决于速度。
还能这样说：
When skating on thin ice, our safety depends on our speed.
When skating on thin ice, the slower, we will be safer.
谚语：
More haste, less speed.
欲速则不达。