Ifwehadbeeninformedintime,we____themforyou.
A、reserveC
暂无解析
We______theseminarsponsoredbyyouinSeptemberlastyear.
Webelievesuchanagreementwillprove____.
Weconfirm_______yourorderNo.7891datedMay10,1990.
Wearewaiting______yourreply______ourletter.
YourfirmhasbeenrecommendedtousbytheJamesOlivier&Co.____wehavedonebusinessformanyyears