1. –-She was so worried about her son.
    -- Yes. ______ she reached the hospital, she went to see her son who was in hospital.
 A. Upon      B.On    C. As soon as   D.The time that
2. -- Tom goes to school on foot every day.
    -- He must live nearby, _____?
 A. does he       B.doesn’t he   C.mustn’t he   D.can’t he
3.______ what it is now, it _____ to be a small school.
 A.Compared to; is used      B. Compare to; is used  
 C.Compared to; used     D.Comparing with; used
4.--How do you know most of the guests ____ to the party were from England?
   -- The way they spoke.
 A.to invite   B.being invited C.inviting    D.invited