He built a fire with a magnifying glass by ________ sun rays __

作者:高老师 浏览 1

He built a fire with a magnifying glass by ________ sun rays _________ the dry twigs.
A、 applying, to
B、 exerting, on
C、 focusing, on
D、 reflecting, on
【正确答案】:C

📱 扫码体验刷题小程序

微信小程序二维码

扫一扫使用我们的微信小程序

热门题目

已复制到剪贴板