I never regretted _____ his offer, for it was not where my interest lay.
A、nottoacceptD
暂无解析
Frankalmostneverreceivedanyeducation，（）?
Ininternationalmatches,prestigeissoimportantthattheonlythingthatmattersistoavoid_____.
Itwasrecommendedthatpassengers_____smokeduringtheflight.
Itisimperativethatstudents_____theirtermpapersontime.
_____ifIhadarrivedyesterdaywithoutlettingyouknowbeforehand.
