The twin sisters were identical ________ appearance and character.
C
本题考查介词词义。(be)identicalin在....方面是相同的;beidenticalto/with和....完全相同的，和...一致。原句意思：这对双胞胎姊妹的面容和性格都一模一样。故选C。
Ourpaymentterms(付款方式)are___,irrevocableletterofcreditforthefullinvoicevalue.()
TheywillgetthepreparationdoneearlyinMay.
——Wehavetostoptalkinghereoutside.Listen,_______!——Hurryup,orwe’llbelate
____yourinformation,wehavereceivedacrowdofenquiriesfrombuyersinotherdirections.()
Itisdifficulttounderstandthiskindof_______calculation.