It's impossible for a child to do so much work within a short period of time, ______

单项选择题After a long discussion, they ______ an agreement.

单项选择题学生活动与交往的基本场所是( )。

单项选择题With the shining water before you and the wind, ______ trees behind you, you can not help ______.

单项选择题教科书能够对大多数学生和大多数学校都适用，这体现了教科书的______。

单项选择题( )是在课程开发或课程实施还在发展或完善过程中时所采用的评价。