Shefeelssostronglythateachofusshouldhavearole

問題詳情：

She feels so strongly that each of us should have a role __________in making the earth a better place to live in.>>     A. to have played     B. to play     C. to be played     D. to be playing

【回答】

B

知識點：非謂語動詞

題型：選擇題