素质教育是面向全体国民的教育,对各级各类学校而言,则是面向()的教育。
A.优秀学生
B.特殊学生
C.全体学生
D.全校师生
参考答案:C
When the audience heard the alarm, they all hurried to they thought was an emergency exit door.[ ]
A. what
B. which
C. where
D. who
水分入渗特征曲线是什么?