cứu mình với mai mình thi rồi❗❗
Exercise: put question for the underlined part of each sentences
1 Hydro power became an electricity source in the late 19th century
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2 they have organized more than ten free education progams.
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3 Leonardo dicaprio won the best actor at the 88th Academy Adwards.
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4many people from th countryside are moving to big cities to đin work.
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