注意：此页面搜索的是所有试题
题目内容
（人文英语4）
Is the library ________ now? No, it.s ______.
选择一项：
A. open; close
B. opening; closing
C. open; closed
选择一项：
A. open; close
B. opening; closing
C. open; closed
参考答案
