Hangzhou _______ the beautiful scenery of West Lake.
You may keep the book for one more week _______no one else needs it.
_____ the old man’s sons wanted to know was ____ the gold had been hidden.
A fifteen- year-old girl came _____ to the bus stop only ____ the bus had gone.
Steven has a lot of work to ______ in the office since he has been away for quite a few days.
The student became ______ the danger of smoking and decided to give it up.