-------- The plane is due to take off at 8 from the airport .--------- ________ we fail to arrive there in time ?-------- Try to take anther flight then .
---- My leg hurts a lot ----You'd better go to the doctor and have it ____.
Mary went to the box office at lunch time, but all the tickets __________ out.
News came from the office __________ Wang Lin had been admitted to Beijing University.
Whenever I met her, __________ was very often, she greeted me with a sweet smile.
Peter was so excited __________ he received an invitation from his friend to visit them.