题目

以下物理量中全部是矢量的是（ ） A . 位移、时间、力 B . 位移、速度的变化量、力 C . 位移、平均速率、力 D . 位移、速度的变化量、时间 答案：B阅读短文，选择正确答案。The Lion’s DinnerLion: Good afternoon, Mrs Rabbit. Let me eat you.Rabbit: Don’t eat me, Mr Lion. I’m old. That mouse is younger than me.Lion: Miss Mouse, Miss Mouse, let me eat you.Mouse: Oh, no. Many birds are standing over there.Lion: Birds, I will eat you. You are my dinner.Birds: You are bad. We can fly, can you?Lion: No, I can’t. But where is my dinner?【1】The lion is . ( )A. full B. hungry C. scared（受惊吓的）【2】The lion doesn’t eat the rabbit, because there is a over there. ( )A. mouse B. bird C. rabbit【3】Can the birds fly? . ( )A. No, they can’t. B. Yes, they can. C. I don’t know.【4】The lion can’t fly. He at last. ( )A. eats the rabbit. B. doesn’t have dinner. C. has dinner.