The US is ___ number 7, while the UK is _____ the 13th position

To protect trees, we shouldn’t use paper towels ______napkins.

I’m not a teacher in this school．I _____ until a new teacher arrives

Excuse me, where is the post office–Go across the bridge, it’s on your left.

I realize strength and courage aren’t always _____ in medals andvictories, but in the struggleswe overcome. [ ]