While the sun's (ray) can age and harm our skin, they also give us beneficial vitamin D.

当前位置：高中英语 /

1. While the sun's (ray) can age and harm our skin, they also give us beneficial vitamin D.

微信扫码预览、分享更方便

使用过本题的试卷

高中英语人教版（2019）选择性必修第二册Unit 5 First Aid基础知识练习