用静止卫星最大通信距离()。
A.36000Km
B.360000Km
C.18000Km
D.180000Km
参考答案:C
.—Do you need any help, Lucy?
—Yes. The job is ____ I could do myself.
A.less than
B.more than
C.no more than
D.not more than
试述秘书工作政治性的表现。