—Who has made a mess in my room?
—Who else it but your naughty son?
A.could do | B.could have done | C.did | D.has done |
A new study finds that sitting can shorten a person’s life almost as much as smoking can, which _______ just how damaging inactivity can be.
A.estimates | B.highlights | C.dominates | D.ensures |
The policy will _______a chain reaction of automatic spending cuts that can lead to thousands of job losses.
A.set down | B.set off | C.set out | D.set about |
Landing safely in bad weather is a _______ task for any pilot, and even the smallest error can lead to a disaster.
A.tricky | B.secure | C.significant | D.easy |
The discovery of the oil field, to the delight of the whole nation, will largely _______ the country’s dependence on imports of energy.
A.adjust | B.affect | C.settle | D.ease |
One hundred percent _______ to your studies, though it can be lonely and no fun at all, will leave precious marks on your youth.
A.commitment | B.attention | C.reference | D.reaction |