月亮距离地球平均有（）。
A、38万千米
B、38亿千米
C、38光年
参考答案：A
With the work ____, Mr. Lin went out for a swim. [ ]
A. having
B. done
C. doing
D. being done
After inspection of the above shipment we found 5 cases（）.
A.missed
B.missing
C.lost
D.losing
