Someschoolteacherscomplainthatmanykidshaven’tgotanyhob...

問題詳情：

 Some school teachers complain that many kids haven’t got any hobbies-________we call playing computer games a hobby 

    A. unless       B. once     C. since   D.  if

【回答】

A

知識點：連詞

題型：選擇題