Duringthepasttwodecades,researchhas________ourknowledgeofdaydreaming.
A、expandedA
A 扩大 B 浮现、露出 C 下降 D 征服
Thegovernmentfinally________allthedocumentsrelatingtothewar.
Although Tom is satisfied with his academic achievement，he wonders _______ will happen to his family life .
When _______, water will be turned into steam.
英语翻译：我不明白她如何能在一天之内做那么多事情。
Duringthepasttwodecades,researchhas________ourknowledgeofdaydreaming.
