选D,当从句的形式主语和主句的主语一致时,主语和be动词可以省略.只有be surprised at,排除AB.没必要用到完成时态,不选C
原句The students, who were suprised at the way the questions were put, did not know the answers to them.
那些惊讶于这些题的解题思路的同学不知道这些题的答案.
(翻译我猜的)
选D,当从句的形式主语和主句的主语一致时,主语和be动词可以省略.只有be surprised at,排除AB.没必要用到完成时态,不选C
原句The students, who were suprised at the way the questions were put, did not know the answers to them.
那些惊讶于这些题的解题思路的同学不知道这些题的答案.
(翻译我猜的)