Theprofessorworkedfor7hoursata________.
A、stretchA
此题考查的是固定词组搭配。 at a stretch 一口气地
Theoceansdonotsomuchdividetheworld_______uniteit
Ithasbeenfoundthatastrong________helpovercometheeffectsofdistraction.
Thegovernmentfinally________allthedocumentsrelatingtothewar.
Fishis________andexpensiveatthistimeoftheyearinthisarea.
英文翻译：在经济危机之后，人们不再认为他们房子的价值会继续升高。
