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The teacher asked for his homework ____ she noticed it was missing.

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______ Quan Ho is the traditional folk song of Bac Ninh, only this kind of singing is allowed at the Lim Festival.

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_______ they are costly, we hold traditional festivals every year.

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____ the seventh lunar month comes, Vietnamese people often celebrate Vu Lan festival (or Mother's day).

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______ you have chance to visit Khanh Hoa, you should join Nha Trang Sea Festival celebrated in June.

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______ spring comes, many Vietnamese villages prepare for a new festival season.

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Kids really adore Mid-Autumn festival _____ they can sing, dance and enjoy moon cakes.

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____ I don’t understand much about Ca Tru singing, I still like it.