根据中文意思完成句子，一空一词。
【小题1】她已经没钱买食物了。
She has had no money to ______  ________ the food.
【小题2】我花了两周时间将这本书读完。
It _______ ________ two weeks _______ _______ ________ this book.
【小题3】我们镇的很多工厂在20世纪90年代倒闭了。
Many factories in our town were ________  _______ in the 1990s.
【小题4】重庆的人口有多少？
_______  the ______ of Chongqing?
【小题5】五分之三的学生喜欢这本书。
______ ______ of the students ______ this book.