高等教育入学率()属于大众型教育阶段。
A.3%内
B.15%内
C.15%—50%
D.50%以上
参考答案:C
--- What are you up to now?
--- I’m preparing for the interview ____ tomorrow. After all, it is my first attempt.
A.will be held
B.to be held
C.being held
D.held
铁路隧道按新奥法原理组织施工时,其核心是( )。
A.光面爆破
B.锚喷支护
C.监控量测
D.二次衬砌