47.A.even when B.as if C.if only D.considering that
46.A.turned off B.put down C.help up D.turned down
45.A.devoting B.creating C.applying D.organizing
44.A.showing B.teaching C.improving D.acquiring
43.A.day B.week C.month D.year
42.A.computer B.car C.factory D.book
41.A.harmfully B.physically C.energetically D.unfortunately
40.A.and B.so C.though D.as
39.A.lack B.choice C.favour D.desire
38.A.rescuse B.fail C.graduate D.succeed