如图所示，在光滑水平面上有甲、乙两木块，质量分别为m₁和m₂，中间用一原长为L，劲度系数为k的轻质弹簧连接起来，现用一水平力F向左拉木块甲，当两木块一起匀加速运动时，两木块之间的距离是（   ）

    Hello! My name is Lily. I'm ten years old. I'm in Class Three, Grade Three. Look! This is my new schoolbag. It's red, I like red very much. I have English and music today. I like English very much. I like hamburgers and hot dogs, too. I have a dog, its name is Benben. It's small and white. It's very lovely. I love it.

根据短文内容，判断正误。