用括号内适当形式填空,如下
A family of elephants 【live】 in the zoo.
Mary 【be】 out when I called her.
It is very important 【learn】 English well.
人气：414 ℃ 时间：2020-05-31 07:15:57
解答
A family of elephants 【live】 in the zoo.
Mary 【was】 out when I called her.
It is very important 【to learn】 English well.
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