从A、B、C、D四个选项中，选出可以填入空白处的最佳选项。
1. —— I was wondering if we could go skiing at the weekend.
—— ______________ good.
A. Sound B. Sounded C. Sounding D. Sounds
2. I hope you don’t mind me asking, ______________ where did you buy those shoes?
A. so B. and C. yet D. but
3. Jenny was sad over the loss of the photos she shot in Canada, _________ this was a memory she especially treasured.
A. if B. when C. as D. where
