Has Jack solved the difficult math problem?
Not yet. But I believe he_____in a few minutes.( )
A.has worked it outB.will work it out
C.was working it outD.works it out
The boy _____ lost is crying there.
How do you know he gets lost?( )
whose
who
who's
Compared with newspapers or TV, the Internet offers people _____ information.( )
much
more
most
Unluckily. Notre Dame de Pari(巴黎圣母院) _____ this April. We felt so sad for that.( )
was burnt
is burnt
has been burnt
Be quiet! The students _____ an English exam.( )
take
are taking
will take
Smart phones _____ by Huawei are getting more and more popular around the world.( )
made
making
to make