field；help；good；other；count；be；one；pick；happy；with

Do you know how blueberries grow? They grow on bushes. Each blueberry is small and round. Many blueberries can grow on one bush．

At（1） 　　, blueberries are green. Green berries are not ready to eat. They need a lot of sunlight and rain to grow sweet. When berries turn blue, they are fully grown and ready to be（2） 　　. Though they may be small, the story behind them is big! Blueberries are native to North America and have（3） 　　around for more than 13.000 years．

Farmers grow blueberries in big（4） 　　. When berries are ready, people will take pails（提桶） out to the field and fill them with blueberries （5） 　　． When they are done picking, their fingers are blue from the juice of the berries!

Some people like to wash berries and eat them one by one.（6） 　　people like to cook with blueberries. They make blueberry muffins and pancakes. Cooking（7） 　　kids can be a great experience. Measuring（称量）also（8） 　　build math skills. Blueberries make the perfect teacher for（9） 　　and adding. The（10） 　　part? Kids can eat them up as a sweet reward once they've finished!

No matter how you eat them, blueberries taste great!