题目

我们能够从不同方向都看到本身不发光的物体，是由于光射到物体表面上时发生了              的缘故，其中的每一条光线都遵循光的         定律。     答案：反射  补全对话 A: Jim, we're going to have a holiday next week. B:  1 ? A: About two weeks. B:  2 ? A:  3 . We've bought a lot of food in the fridge, you may cook yourself B: All right. A: Get up early every morning, and  4 . B: Ok.  5 . A．What shall I do? B．make sure not to be late for school C．How long will you be away D．It doesn't matter E．I'll do everything as you told me. F．Don't worry G．Do some shopping for me