Soon after getting off his horse, the captain appeared at the second storey windows, _________ he could see nothing but trees.
All of us still remember the terrible earthquake that ________Tangshan twenty years ago.
The College Entrance Examination _________near, so you should be prepared for it.
— What is that building?— _____ the garden equipment is stored.
— Is he said ____ his car lost?— Yes. He was so foolish ____ leave his car ____.
— Is this Mr. White’s office, Mary?— Yes, _____.