what do you think of my answer to the questions-sorry.what's that_其他解答

what do you think of my answer to the questions
-sorry.what's that?I__about something else.A.am thinking B.was thinking 理由

人气：412 ℃　时间：2019-10-09 05:18:22

解答

B.
用过去时是为了强调我刚才在考虑别的事.不是现在.