3道英文单选题~
1.Youmustkeepthenewsasecretanddon'tputit____anybodyelse.
A.inpossessionof
B.inthepossessionof
C.inchargeof
D.inthechargeof
2.Technologyisdevelopingsorapidlythat_____foronlyayear,mycellphoneisout-of-date.
A.using
B.havingbeenused
C.havingused
D.isusing
3.Manycountriesareincreasingtheiruseofnaturalgas,windandotherformsof____.
A.energy
B.source
C.power
D.material