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青/紫色果蔬 能改善记忆
花青素的存在使之呈现青紫色。青色或紫色的果蔬是人类体内抗氧化剂很好的来源，抗氧化剂有助于降低患癌症，中风和心脏病的风险，还能改善记忆。
Red fruit and vegetables
tomato
strawberry
apple
chili
Oranges fruit and vegetables
pumpkin
carrot
sweet pepper
oranges
Yellow fruit and vegetables
lemon
banana
corn
mango
Green fruit and vegetables
broccoli
cucumber
avocado
watermelon
Blue and purple fruit and vegetables
onion
grape
blueberry
eggplant
look at the pictures.Discuss which food are good for health,and which foods are bad for health.
milk
fruit