内容介绍：中考核心动词变形 25 个1. become (became, become) v. 变得；成为 2. begin (began, begun) v. 开始，着手 3. bring (brought, brought) v. 拿来，带来 4. buy (bought, bought) v. 买 5. catch (caught, caught) v. 接住；捉住；赶上(车辆等)；染上(疾病)； 弄