_____theirhelp,wewouldnothavesucceeded.
A、Hadn’tbeenforD
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Thecountry’schiefexportsarecoal,carsandcottongoods,cars_____themostimportantofthese.
John'sscoreonthetestisthehighestintheclass;he____lastnight.
HismannerwassopleasantthatBollafeltat（）withhimatonce.
I_____thepartymuchmoreiftherehadn’tbeenquitesuchacrowdofpeoplethere.
Theschoolisgoingthe________miletocreatethenextgenerationofsportingstarsthankstoitsuniquedevelopmentprogram.