用括号内单词的适当形式填空Our hometown ______ (change) a lot since 1978.

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用括号内单词的适当形式填空Our hometown ______ (change) a lot since 1978.
用括号内单词的适当形式填空Our hometown ______ (change) a lot since 1978.

用括号内单词的适当形式填空Our hometown ______ (change) a lot since 1978.
has changed

has been changing或is changing