Manlandedonthemoonin1969forthefirsttime.Haveyoueverhear...

問題詳情：

Man landed on the moon in 1969 for the first time. Have you ever heard ____ it?

       A. on            B. to              C. of              D. from

【回答】

C

知識點：介詞和介詞短語

題型：選擇題