Đặt câu hỏi cho từ gạch chân dưới:
1. Nam goes to the amusement center once a week
2. He spends half an hour on computer each day
1. How often does Nam go to the amusement center?
Nam goes to the amusement center once a week.
2. How long does he spend on computer each day?
He spends half an hour on computer each day.
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