That proposal is essentially irrelevant ________ the issue at hand.
D
irrelevantto与…无关
Thatproposalisessentiallyirrelevant________theissueathand.
Theprofessorworkedfor7hoursata________.
英语翻译：我希望我的书将阐明我们面临的复杂问题。
AlthoughTomissatisfiedwithhisacademicachievement，hewonders_______willhappentohisfamilylife.
Itisvitalthatthework_______intime.