问题描述：
请问下面句子表达方式有错吗?
1.She was swimming slowly and looking for some food to eat with her baby near the bank of the river.
2.She was swimming slowly and was looking for some food to eat with her baby near the bank of the river.
3.She was swimming slowly and looked for some food to eat with her baby near the bank of the river.
1.She was swimming slowly and looking for some food to eat with her baby near the bank of the river.
2.She was swimming slowly and was looking for some food to eat with her baby near the bank of the river.
3.She was swimming slowly and looked for some food to eat with her baby near the bank of the river.
问题解答：
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