装载机的工作气压不得低于()。
A.0.5MPa
B.0.55Mpa
C.0.6MPa
D.0.65MPa
参考答案:D
沟通是意义的传递与理解。
Of these two basketball teams, the former comes from the US; the ____comes from England. [ ]
A. latter
B. later
C. late
D. lately