问题
单项选择题
This book should be returned to the library______the end of this month.
[A] by [B] from[C] in
答案
参考答案：A
解析：考查介同用法。by后跟时间点，指“到…时”；from后跟时间点，指“从…时起”；in后跟时间段，指“…之后”。
搜题请搜索小程序“爱下问搜题”
This book should be returned to the library______the end of this month.
[A] by [B] from[C] in
参考答案：A
解析：考查介同用法。by后跟时间点，指“到…时”；from后跟时间点，指“从…时起”；in后跟时间段，指“…之后”。