space是可數(shù)名詞還是不可數(shù)名

　　Two elections were held within the space of a year.

　　在一年的時間之內(nèi)舉行了兩次選舉。

　　How much disk space will it take up?

　　這會占用多少磁盤空間？

　　The design is intended to use space as economically as possible.

　　這個設計方案是為了盡可能節(jié)省空間。

　　Please initial each page and sign in the space provided.

　　請在每一頁上用姓名的首字母簽署并在規(guī)定的空白處簽字。

　　Let's hope we can find a parking space.

　　希望咱們能找到個停車位。