学进去

Summer vacation is coming soon. Some of the students are talking _____ spending the vacation. Jack and Mike are going summer _____ in the mountain. They are leaving next Sunday. They are staying there _____ about three weeks. Mary is going to Beijing _____ her parents. She wants to go to the Great Wall and visit the Palace Museum. She is _____ Beijing _____ July 2nd. They are staying there for a week. Nancy is going back to her hometown to see her grandparents. She is staying with _____ for half a month. Tom is going _____ in the mountain. He is going there with his brother. John wants to do _____. He is going _____ a bike with some of his friends around the country. I hope all of them will have a good time.