The professor worked for 7 hours at a ________.
A、stretchA
此题考查的是固定词组搭配。atastretch一口气地。
When_______,waterwillbeturnedintosteam.
AlthoughTomissatisfiedwithhisacademicachievement，hewonders_______willhappentohisfamilylife.
Ithasbeenfoundthatastrong________helpovercometheeffectsofdistraction.
Thestudentsarerequiredto________themainideasofthearticleintheirownwords.
Basically，theseattitudesamounttoabelief________leisurecanandshouldbeputtogooduse
