There’s no need to return the seat back to the upright position before take-off.
A.
正确
B.
错误
手机使用
分享
复制链接
新浪微博
分享QQ
微信扫一扫
微信内点击右上角“…”即可分享
反馈
参考答案:
举一反三
【简答题】Weather changes when the temperature and the amount of water in the atmosphere changes. We can see and feel water coming from the atmosphere when we have rain. But the water must somehow get back to ...