5道英语单选
12.Thecomputerofthiskindcanwork______thantheoneofthatkind.
A.hundredoftimesfasterB.ahundredtimefasterC.hundredtimesfasterD.hundredsoftimesfaster
13.About______oftheworkersinthatfactoryareyoungpeople.
A.thirdfifthsB.threefifthsC.threefivesD.threefifth
14.______ofthepopulationherearepeasants.
A.20percentsB.20percentC.The20percentD.The20percents
15.--Howmanystudentsarethereinyourschool,Mike?
--Thereareover______studentsinourschool.
A.twothousandsB.twothousandsofC.twothousandD.twothousandof
16.Johnliveson______floor.Hedoesn'tusealifttogoupanddown.
A.nineB.theninthC.ninthD.aninth
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