yes they have made a lot of changes .
The correct phrase is "changes have been made." This is because "changes" is plural, so it requires the plural form of the verb "have." The phrase indicates that modifications or alterations have occurred.
they havent changed
One of the changes made by early farmers to their environment was deforestation.
lots of changes
One of the changes made by early farmers to their environment was deforestation.
Changes is a plural noun so have been made is correctUse has been made for singular noun subjects egA minor change has been made to the Agenda
mudpack
is has been chaged from a tadpole to a froggy
In order for Word to indicate that changes have been made in a document, you must have the Track Changes feature enabled. The three ways in which it indicates that changes have been made are through colored underlines, a bar in the margin and the presence of notes in the extended margin.
The environment effect man, through the pollution that is been made by him .
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