53.A.above all B.after all C.first of all D.in all
52.A.while B.before C.when D.after
51.A.ordered B.requested C.fetched D.asked
50.A.carelessly B.aimlessly C.idly D.straight
49.A.keep in touch with B. run into
C.knock down D. catch up with
48.A.good luck B.nice choice C.narrow escape D.bad fortune
47.A.found B.gave C.offered D.stopped
46.A.get on B.stay on C.catch D.get off
45.A.very B.too C.so D.much
44.A.holiday B.school day C.work day D.conversation