-----Areyourparentsdoctors,too? -----No,theyareteachers...

問題詳情：

-----Are your parents doctors, too?

  ----- No, they are teachers. ________ of them love teaching very much.

      A. All       B. Both       C. None    D. Neither

【回答】

B

知識點：不定代詞

題型：選擇題