How he _______ get out of the prison ______ a mystery.
#87966
A
could; is
B
can; is
C
was able to; remains
D
able to; remain
推荐题目
I asked he ______ too much time watching TV, for he will sit for an exam.
#86749
A
not spend
B
not to spend
C
didn't spend
D
not spending
——My cat’s really fat. ——You____________have given her so much food. 
#90458
A
wouldn’t
B
couldn’t
C
shouldn’t
D
mustn’t
Disney used to ___ pictures in the family garage.
#88983
A
drawn
B
draw
C
drew
D
drawing