【2014年辽宁省沈阳市中考】You ____ touch an electric fire. It's dangerous.
It’s really cold today, ______ ?
You look tired, why not ______ a short rest?
Would you mind ______ those old jeans?
Mariah used to_____ interested in music, but now she’s used to ____tennis.
He _____ when the UFO arrived.