以市场为导向,提高创新创业能力的途径包括()。
A.坚持需求导向
B.坚持供给导向
C.坚持终身学习
D.坚持主动培养
参考答案:A, C, D
Part of the reason Charles Dickens loved his own novel, David Copperfield, was ________ it was rather closely modeled on his own life.(2010·北京)
A.what
B.that
C.why
D.whether
垫板作业时,调高垫板应垫在轨底与轨下橡胶垫板之间,一般情况下,每处调高垫板不得超过2块,总厚度不得超过()。
A、5mm
B、7mm
C、10mm
D、14mm