5. To ski can be dangerous.
滑雪有危險。
還能這樣說：
It is dangerous to go to ski.
There may be danger in skiing.
諺語：
A danger foreseen is half avoided.
預(yù)見隱患等于防范一半。
6. My favorite winter sport is skiing.
我最喜歡的冬季運動是滑雪。
還能這樣說：
I like skiing best among the winter sports.
I am most fond of skiing among the sports.
諺語：
Pain past is pleasure.
無論多么困難一定要咬咬牙沖過去，將來回憶起來一定甜蜜無比。
7. Skiing is one of the major events of Winter Olympics.
滑雪是冬奧會的主要競賽項目之一。
還能這樣說：
Skiing is one of the important sports activities in Winter Olympics.
Skiing is among the most significant events in Winter Olympics.
諺語：
All things are difficult before they are easy.
凡事必先難后易。
8. He is passionately addicted to skating.
他酷愛溜冰。
還能這樣說：
He has a great passion for skating.
He is fascinated with skating.
應(yīng)用解析：
addict oneself to 沉溺于，醉心于；
be addicted to 嗜好，熱衷于