(2013·成都一诊)The chairman ________ hold office for five years according to the constitution.
#62450
A
might
B
could
C
need
D
shall
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 ---Why hasn’t Jane arrived yet?  ---She ______ again in the morning.
#62660
A
shouldn’t have overslept
B
may have turned off the alarm clock
C
must have no one to call her
D
should have someone to wake her up