C’est bien moi qui lui _____ dit de venir à l’heure.
A.aie
B.ait
C. a
D.ai
参考答案:D
图书室有9个书架,每个书架有4层,每层有208本书,图书室一共有多少书?
His advertisement income this year is about $36 million, over three times________of last year.
A.that
B.what
C.those
D.ones