—I telephoned him twice and I couldn’t get through to him. —The line might have been out of order,     ?
#64642
A
don’t you
B
wasn’t it
C
do you
D
hadn’t it
推荐题目
Let us ______ out for______, _______?
#65348
A
go; a drive; shall we
B
go; drive; shall we
C
go; a drive; will you
D
to go; drive; will you
-- __ behind the door?--No, they aren't.
#60322
A
Where are
B
What's
C
Are those keys
D
Is the key
They must have finished the work by the end of last month, ______? 
#64447
A
hadn’t they
B
mustn’t they
C
haven’t they
D
didn’t they
Better go to see your sick colleague right now, ______ you? 
#64449
A
won’t
B
didn’t
C
don’t
D
hadn’t