高一英语时态填空(2)
thecountrylifehewasusedto________(change)greatlysince1992.
uptonow,theprogram____________(save)thousandsofchildrenwhowouldotherwisehavedied.
eachofthestudentsworkinghardattheirlessions________________(read)thebooks.
formanyyears,people________(dream)ofelectriccars.
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