摘要：1840] I have read a large part of the book, the rest more difficult. [译文] 我已经读了这本书的大部分.余下的要难一些. A. had been B. have been C. are D. is [答案及简析] D. 书的剩余部分不可数.用单数.

网址：http://m.1010jiajiao.com/timu_id_4071719[举报]