－Doyouspendalotoftime

問題詳情：

 －Do you spend a lot of time _______ computer?

－No, but I spend much time _______ doing my homework.

A. on, in                  B. in, on                C. on, on               D. in, in

【回答】

A

知識點：介詞和介詞短語

題型：選擇題