问题描述：
There is going to（ ）a cloudy day.Linda and Mary are in（ ）grade.
用下面的词的适当形式填空,每次限用一次：
do be we same were to child with twelve leve
用下面的词的适当形式填空,每次限用一次：
do be we same were to child with twelve leve
问题解答：
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