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in the past few years there( )great changes in my hometown为什

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in the past few years there( )great changes in my hometown为什么不用has been
in the past few years there( )great changes in my hometown为什
后面是changes复数,所以用have been
再问： 为什么changes是复数就得用have？主语不是there吗
再答： there be是形式主语，真正的主语是后面的great changes
再问： 可网上说there be不可以做形式主语，做形式主语的只有it
再答： there be 句型的主语是there be 后面的名词，谓语是be
in the past few years there( )great changes in my hometown为什 Great changes ---- in my hometown in the past few years. 1.In the past few years there ——great changes in my hometown In the past few years there____great changes in my hometown. in the past few years there____ great changes in my hometown In the past few years there___ great changes in my hometown? There( ) great changes in Shanghai in the past few years. In the past years,there （ ）great changes in my hometown 填 ha in the past few years there have been great changes in my ci In the past few years there() great changes in my home town. great changes ___in our hometown in the past ten years My hometown has (e ) great changes in the past 20 years.