It ______ able to finish it in an hour
A.couldn’t be too hard if you are
B.can’t have been too hard if you were
C.can’t have been too hard if you had been
D.couldn’t be too hard if you had been

_____ an emergency arise , call 911
A.Should
B.Can
C.Does
D.Will

Please look through these papers _____ your pleasure
A.on
B.in
C.for
D.at

Only in the last few days _____ to repair the swimming pool
A.anything has been done
B.has done anything
C.has anything been done
D.has there anything been done

_____ percent in the population of Canada speak English?
A.How many
B.How much
C.What
D.Which

His job is _____ .
A.driving a bus
B.a bus driver
C.bus driving
D.a driver of a bus

Granny is completely deaf. You’ll have to _____ allowance for her
A.bring
B.take
C.make
D.find

Those trousers are far too big. Why don’t you have them _____ ?
A.taken on
B.taken in
C.taken over
D.taken out

________ have made communication faster and easier through the use of email and Internet is widely recognized.
A.It is that computers
B.That computers
C.Computers that
D.That it is computers

Jack had to skip breakfast; otherwise, he will be late for class.
A.skip breakfast
B.otherwise
C.will be
D.for class