我周末要去滑雪场练习滑雪。

I'm going to practice ___skiing at the rink this weekend.

敌人突然从背后出现，吓得我打了个激灵。

The enemy suddenly appeared behind me and gave me a big ___shock.

我的表弟住在萨斯喀彻温省的萨斯卡通市。

My cousin lives in Saskatoon, ___SK.