Professor Johnson is said _____ some significant advance in his research in the past years.
更新时间:2024-11-15 14:29:21 A、havingmadeC
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_____yourtimelyadvice,Iwouldneverhaveknownhowtogoaboutthework.
Josephwasverylucky（）withhislife;healmostdidnotgetoutoftheroom.
HismannerwassopleasantthatBollafeltat（）withhimatonce.
AlthoughSPanish，heattendedthecourse.
Although____Spanish，heattendedthecourse.
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