The first week of my summer vacation was exciting． I was （1）　　（自由的，空闲的）! I spent much time on my phone without doing my （2）　　（家庭作业）． Mom was angry and told me I could only use it （3）　　（在…之间） 7:00 pm and 9:00 pm．

    I felt lost and kept asking （4）　　（我自己）what fun I could have during the day．Mom offered me a challenge． If I could follow the same ant for （5）　　（十） minutes， I'd get a prize．I thought for a while and agreed． I （6）　　（选择） the biggest ant in the yard and followed it．I saw it create a bridge to cross a （7）　　（深的） hole． I dropped some bread and soon it began （8）　　（吃）． It even brought friends to carry some home． I never thought watching ants could be so much fun．

    After that，I found other interesting things to do．I built a house for birds，planted      （9）　　（树） in the yard and borrowed books from the library．（10）　　（虽然） I didn't use my phone often，I had a fantastic summer．