题目内容
完成句子
I’m learning French ________(不仅学英语)．
I'm holding something that ________ a potato．
(我拿着的东西摸起来像土豆。)
I'm trying to ________ ________ ________ ________(掌握)the new telephone system．
I’m sorry to have to ________(给你添了那么多麻烦)．
I'm going to attend the lecture ________(作的报告)by Professor Smith tomorrow．
I’m sorry I took your umbrella _________(错误地)．
