There were some seats left over _____every delegate had sat down

Your advice was a great help to us, without which all our efforts .

Will you stay for lunch? — Sorry, _____. My sister is coming to see me. [ ]

How didit that he is so badly off when he earnsquite a good salary

It’s quite a time _____ Liu Xiang was injured in the foot, but we are sure it won’t be long _____ he returns to the track