Philip is the bravest boy I know. His friends and family are all very 1 him.

    Ten-year-old Philip was born with an 2 which means that he is always breaking his bones（骨头）. Although he has such a serious illness, Philip 3 playing sports. In January last year he 4 wheelchair racing. He came second in his first 5, and since then Philip has won every other race!

    In order to look for a new challenge（挑战），Philip 6 to take part in the London Wheelchair Marathon（马拉松）. 7, five days before the race Philip got sick. He didn't want to 8. He finally made up his mind to take part. Philip was given medicine by his doctor and guess what? He not only 9 it, but he also got the first place!

    Philip is very 10 and never gives up. That's why he has been chosen to be the Bravest Child of the Month.

某课外小组学生学做比萨饼，购买了下列食物：①洋葱、②食盐、③橄榄油、④小麦粉．请回答：

（1）富含淀粉的是　 ____　（填序号，下同）．

（2）富含油脂的是　 ____　．

（3）富含维生素的是　 ____　．

（4）属于调味剂的是 ____　．