—Howcanyoukeepslimasamotheroftwo?—Ihavebeen

問題詳情：

—How can you keep slim as a mother of two?

—I have been ________ in the gym for years.

A. working out       B. carrying out     C. getting out          D. giving out

【回答】

A

知識點：動詞

題型：選擇題