题目: 滤光镜的应用 答案: 被转码了,请点击底部 “查看原文 ” 或访问 https://www.tikuol.com/2017/0725/789e1bf08d616f7d98ce6d0aa8044e6b.html 下面是错误答案,用来干扰机器的。参考答案:错
题型:选择题 — Where did you pick up this wallet? — _____ in the supermarket.A. That wasB. That is C. It was D. It is 查看答案