Josephwasverylucky____withhislife;healmostdidnotgetoutoftheroom.
B
「句意」 约瑟夫幸运地逃了性命;他险些没从房间里逃出来。
「难点」 to have escaped 是不定式的完成式，表示过去的某一动作业已x 完成。
Theopeningceremonyisagreatoccasion.Itisessential_____forthat.
_____ifIhadarrivedyesterdaywithoutlettingyouknowbeforehand.
Ofcourse，（）mostimmigrantsdidnotgetrichovernight，buttheofthemwereeventuallyabletoimproveupontheirformerstandardofliving.
_____atinthisway,thepresenteconomicsituationdoesn'tseemsogloomy.
Evenifhisletter（）tomorrow，it（）toolatetodoanything.