________ do you stay at home at weekends— Ten hours.

They didn’t go to bed ________ they finished their homework.

Mr Zhang is mild in character. He never shouts ____ he is very angry.

How come you are here?— I came here for nothing else but to see you ____

Last Summer vacation I paid a visit to Xishuangbanna, and was attracted by its _____ beauty of nature,seemingly untouched by human footprints.[ ]