🗣️ 情景例句
You never know what you can do till you try.
除非尝试，否则你永远都不知道你有何价值。
Do you know where I've put my glasses?
你知道我把眼镜搁哪儿了吗？
The clouds had come down so suddenly we had no warning.
乌云突然出现，我们丝毫没有觉察。