2. 职称英语
  3. The old couple were seen (take) ______ a walk in the park everyday after supper.

The old couple were seen (take) ______ a walk in the park everyday after supper.

游客2024-07-19  10
问题 The old couple were seen (take) ______ a walk in the park everyday after supper.
选项
答案 to take
解析 在主动语态中，短语see sb.do sth．为省to不定式作宾语补足语，但在被动语态中 省略的to必须还原，连接前后两个动词，所以填入动词不定式to take。
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