题目

阅读短文, 判断所给内容是否正确Where Are My Sandwiches? A man is going to see his friend. He takes some sandwiches with him because his friend's home is very far. On his way, he says to himself, My friend is going to give me a very good meal. Then he throws them away. He goes on and comes to a river. There's no boat on the river. He can't cross it. He starts to go home. He is hungry now. And he tries to find his sandwiches. Oh, my god. A dog has them. He quickly goes up, but the dog runs away. He is still hungry and goes back home. （1）The man's friend's home is not far. （ 我们在通常情况下，从各个方向都能看到黑板上的字时，是因为发生了光的    ；而黑板某一小部分“反光”是由于光线射到这一小部分时发生了    ；我们能从不同方向看到本身不发光的物体，是因为光在物体表面发生    的缘故．