?A.assist B.assure C.assemble D.contribute
?52. ____, it is quite easy to drill a hole in it with a eraser.
?A.Hard a diamond is B.Hard as a diamond is
?C.As a diamond is hardB.How hard is a diamond
?53.When you go to a new country, you must ____ yourself to new manners and customs.
?A.adopt B.fit C.suit D.adapt
?54.The hotel ____ only $50 for a double room in the slack season.
?A.claims B.prices C.charges D.demands
?55.Mr. Morgan can be very sad ____, though in public he is extremely cheerful.
?A.in person B.in private
?C.by himself D.as individual
?56.The father lost his ____ just because his son failed again in the final exam.
?A.mind B.mood C.passion D.temper
?57.It was urgent that he ____ her immediately.
?A.calls B.called C.call D.would call
?58.He is of a ____ mood; he never finishes what he starts.
?A.different B.variable C.various D.distinctive
?59.An Olympic Marathon is 26 miles and 385 yards, approximately ____ from Marathon to Athens.
?A.the distance B.distance
?C.the distance is D.is the distance
?60.He is a man you can rely on. He never goes back on his ____.
?A.word B.words C.permission D.saying