Backfromhistwo-yearmedicalserviceinAfrica,Dr.Leewasver...

問題詳情：

 Back from his two-year medical service in Africa, Dr. Lee was very happy to see his mother        good care of at home.

A. taking    B. taken    C. take   D. be taken 

【回答】

B

知識點：非謂語動詞

題型：選擇題