Write questions for the underlined parts in the following sentences: It has been the National Day of Vietnam since 1945

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CONSOLIDATION: a) Write questions for the
underlined parts in the following sentences.
1. It has been the National Day of Vietnam since 1945.
2. Hung Kings are the founders of our nation and they
became the first kings of our country.
?
3. Most ethnic peoples in Vietnam speak their own languages.
?
5. The items on display in the Vietnam Museum of
Ethnology are very interesting.