Write a letter responding to Sam. An English friend named Sara is about to come to Vietnam with her family to celebrate the Mid-Autumn Festival. Introduce her to some activities and food for this special occasion.

Dear Sam, What a surprise to hear that your family is coming to Vietnam. I am writing to let you know about some interesting activities and common foods for the upcoming occasion. In Vietnam, the Mid-Autumn Festival is celebrated on 15th August of the Lunar Calendar in order to honor the Moon Goodness. This is […]