I can't find my purse. I___________ it in the supermarket yesterday, but I'm not sure.
should leave
must have left
might leave
could have left
Developing the Yangtze River Economic Belt is a systematic project which _______ a clear road map and
timetable.( )
calls for
calls on
calls off
calls up
It's strange that he _______ have taken the books without the owner's permission.( )
would
should
could
might
Self﹣driving is an area _______ China and the rest of the world are on the same starting line.( )
that
where
which
when
Kids shouldn't have access to violent films because they might _______ the things they see.( )
indicate
investigate
imitate
innovate
By boat is the only way to get here, which is _______ we arrived.( )
why
how