根据表格内容完成下列短文。 It's useful to know how much money we usually spend on different things. Then, if we also know how much money we will have, we can decide which things we should buy now and which things we can go without or wait for. Here is a student's weekly budget (预算) during the school year. Bus fares (车费) to class $5 Movies $6 Candy/Gum (口香糖) $5 Soft drinks $3 School lunches $10 CDs $10 Restaurants $15 Computer games $10 This student has only $50 a week to spend (花费). Therefore, he must spend less on some things or not have them at all. If he wants to save (节省) on bus fares, he can 1______ to class. If he doesn't buy any candy, he can save 2______ a week. Or he can save 3______ if he has no soft drinks. He can save on lunches if he brings his own. He may be able to save on VDs by borrowing them from his friends or 4______ second-hand (二手). He doesn't have to 5______ to the movies or restaurants.