Theprofessorworkedfor7hoursata________.
A
此题考查的是固定词组搭配。 at a stretch 一口气地
Theoceansdonotsomuchdividetheworld_______uniteit
英语翻译：我希望我的书将阐明我们面临的复杂问题。
Theoutlineofrooftopsandchimneys________againstthepalesky.
Thevehiclewastravelingatspeeds________90milesperhour.
Theyshouldtryto________theirusualinhibitionsandjoininthefun.
