The airline stewardess (空姐) said to passengers on ______ with a beautiful smile, “welcome _________!”

Excuse me, Mum. When can we have dinner—Not until it in half an hour.

You parkhere! It’s an emergeney exft.

Maria, _____ do you exercise– Oh, we organize the “Sunshine Sports”, so we do sports once a day.

（2014年安徽省合肥市高三第三次教学质量检测）25. We stayed at the Park Hotel last weekend, ______ a friend of ours recommended to us.