2023-2024学年度人教版选择性必修二Unit 3Food culture Period 2基础练 题组A　基础练 (建议用时：15分钟) Ⅰ．单句语法填空 1．We should make our __________ (contribute) to the environment protection. 2．Being back with their family should provide emotional __________ (stable) for the ch...