He was admitted to our school two years ago, a top school in our hometown, _____ he has been crazy about reading electronic novels, killing time.
The athlete fell off his bike when he _____ down the hill.
You can’t be ______ when you camp _____ an high altitude, where the air is thin.
I’d prefer ______ in the office rather than _____ at home watching TV.
She wishes to become a beautiful girl, _____ everybody loves.
Sometimes customers can’t help _____ the things they don’t really need.