Henry _____ be at home now because he phoned me from the factory just now.
#87855
A
mustn’t
B
isn’t able to
C
may not
D
can’t
推荐题目
Last night the order came that all those infected with the deadly disease ________.
#87974
A
was separated
B
should separate
C
be separated
D
were separated
Without your help, I ____the exam last term. 
#89943
A
failed in
B
would have failed
C
wouldn’t pass
D
would fail