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Most American families like to have a holiday in summer. Summer is a good _______ for holidays. It is very _______ during the months of July and August. Children do not go to school during these _______ months.Some _______ like to stay at home during the holiday. They work in the garden, visit friends, _______ books,or watch TV.  Many families _______ their lunch to a park or somewhere far_______ the city. They like to eat under many trees or by a nice lake. If they live near the _______, they often go to the beach（海滩）. They can fish, swim or enjoy the sun there. America is a large country. Many families travel by _______ or by train to see interesting places. They also travel by plane to a foreign（外国的） country. Many big cities have many famous （著名的）buildings, theatres, shops __________ other places for visitors.