53.A.do wrong B.do right C.do harm D.do good
52.A.which is B.it is C.that is D.this is
51.A.a different B.many big C.even bigger D.the same
50.A.landed B.saw C.cast D.threw
49.A.wrong B.right C.satisfactory D.pleased
48.A.fled B.disappeared C.floated D.swam
47.A.the wide container B.the broad sea
C.the black water D.the small river
46.A.passed B.changed C.fixed D.refused
45.A.tell B.say C.speak D.talk
44.A.Even though B.Now that C.Ever since D.In case