you___onthephone.)
iamcoming,Thanks.
A.wantB.arewantedC.arewantingD.havewanted
canihelpyou,sir?
yes,iboughtaCDplayerhereyesterday,butit_____.
A.didn`tworkB.won`tworkC.isn`tworkD.doesn`twork
_____you_____anywherebefore?
yes,butlcan`trememberwherei_______.
A.Did,surf,havesurfedB.Have,suefed,surfedC.Did,sure,havesuredD.Have,surfed,havesuefed
thelifewewereusedto____greatlysince1992.
A.changeB.haschangedC.changingD.havechanged
分别讲一下原因,thanks!
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