根据国家有关规定,全国固定电话的基本月租费最高为:()
A.30元
B.35元
C.40元
D.45元
参考答案:B
——Helen, do you know if Martin _______ to my party next week?
——I think he will come if he ______ free.
A.will come; will be
B.will come; is
C.come; is
D.comes; will be
1kgf/cm2等于______。
A.0.0981MPa
B.9.81MPa
C.10.2MPa
D.0.102×10MPa