题目内容
用括号内所给动词的适当形式填空
Yesterday when I ________ (walk) along the river, I saw them ________ (swim) in it.
答案:
解析:
解析:
|
was walking, swimming |
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题目内容
用括号内所给动词的适当形式填空
Yesterday when I ________ (walk) along the river, I saw them ________ (swim) in it.
|
was walking, swimming |