During the past two decades, research has ________ our knowledge of daydreaming.
A、expandedA
A扩大B浮现、露出C下降D征服
Iunderstoodfromherthatyouundertookotherimportantwork______.
AlthoughTomissatisfiedwithhisacademicachievement，hewonders_______willhappentohisfamilylife.
A year later，with the nation’s economy ________，Bush’s approval rating dropped below 40 percent
Thisisthemostbeautifulvillage_______Ivisitedtheseyears.
The oceans do not so much divide the world _______ unite it
