Đặt câu hỏi cho phần gạch chân

Đặt câu hỏi cho phần gạch chân:
1.It's about 8 km from my house to school.(about 8 km)
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2.Yesterday,I went to Duc Hoang festival with my friends.(Duc Hoang)
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3.Yesterday,I went to Duc Hoang festival with my friends.(Yesterday)
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