有關ahard的精選大全

 Ahard-workingman
問題詳情: Ahard-workingman_____becomeagreatscientist,butagreatscientist_____beahard-workingman.  A.can’t,can         B.maynot,can     ’t,must    D.maynot,must【回答】D知識點:情態...
Most people have ahard time studyingeffectively(有效地).
問題詳情:Most people have ahard time studyingeffectively(有效地).__16__Thefollowingaresometipsonhowtostudyeffectively.Considertheplaceandthetime.Whenyouwishtostudyeffectively,considertheplaceandthet...
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