51、 Vitamins do not provide energy, nor do they construct or build any part of the body. They areneeded for________ foods into energy and body maintenance.
A．transforming
B．transferring
C．altering
D．shifting


52、 He didn’t know l wasin his office．He was too busy to______ me
A．pay attention to
B．notice
C．know
D．realize


53、 The children will have to _________their play-time hours when school opens.
A．cut in
B．cut up
C．cut on
D．cut down


54、 _________today, he would get there by Friday.
A．Were he leave
B．Was he leaving
C．Were he to leave
D．If he leaves


55、 Will you show me the girl______ name is Jane7
A．her
B．who’s
C．whose
D．which


56、 In my opinion, you can widen the_________ of these improvements through your active partici-pation.
A．dimension
B．volume
C．magnitude
D．scope

57、 It' s really kind_________
A．of you to say so
B．for you to say so
C．of you saying so
D．for you saying so


58、 Lying in hospital, the patient_________ the outside world by watching news programs on TV
every day.
A．kept in touch with
B．faced up
C．turned the clock back
D．slowed down


59、 These courses, if properly conducted, will ________the minds of the students.
A．refresh
B．renew
C．stimulate
D．encourage


60、 He studied hard at school when he was young,________ contributes to his success in later life.
A．which
B．that
C．what
D．each of which