11. While we were going home, we met a magician. (way) A. We met a magician while we on our way home. B. We met a magician while we were on our way home. C. We met a magician while we were our way home. D. We met a magician while we were on way home. 12. The date for the Vu Lan Festival is the 15th day of the seventh lunar month. (place) A. The Vu Lan Festival place on the 15th day of the seventh lunar month. B. The Vu Lan Festival takes on the 15th day of the seventh lunar month. C. The Vu Lan Festival takes place on the 15th day of the seventh lunar month. D. The Vu Lan Festival take place on the 15th day of the seventh lunar month. Giúp mình 2 câu này với