I walked 20 miles that day.I never thought I was able to walk ___ far.
The house is dirty because it since they moved out.
With hundreds of attractions, Beijing is a city _____ makes a lasting impression on itsvisitors.
—Hurry up! Can’t you drive faster ,Jack?——No. If I got _____speeding ticket ,my dad would take away my car.
A hearty laugh relieves physical tension, _____your muscles relaxed for over half an hour.
The Boston Marathon bombings killed 3 people , including a Chinese citizen Shenyang.