根据短文内容，判断正误。

    Tim is in his room. He is doing homework. He says to Tiger, “Tiger is my friend.” He writes,“He is my cat. He is small and black and his eyes are green. I give him fish and milk.”

    Tiger looks at Tim.“Fish or Milk?” Tim says,“I can't come now. I can't give your food now. I'm working.” He writes, “He comes to my room and looks at me. And I give him fish and milk.” At that time. Tiger says, “Meow.” “No，Tiger，” Tim says,“I can't come now. I'm doing my homework.”

⑴When is Jack going to watch the film?____    A. My aunt.

⑵What are you going to do this evening?____  B. Tomorrow evening.

⑶Where is Mike going?____      C. I'm going to play the piano.

⑷We are going to have a party.____   D. He's going to the playground.

⑸Who is going to Beijing next week?____   E. Have a good time.

人体的小肠是由下列哪一项构成的(　　)

为探究“温度对唾液淀粉酶催化作用的影响”，小丽同学设计了如下实验：

步骤一：收集唾液并与蒸馏水按1：1的体积比制成唾液稀释液；

步骤二：取可溶性淀粉1克，放入烧杯中，加入99毫升，搅拌，缓慢加热，溶解，制成1%的淀粉溶液并冷却至室温；

步骤三：取4支洁净的试管编上号，按表中物质的量依次加入各试管并振荡，放置在一定温度下的水浴中保存10分钟；

步骤四：取出试管，分别滴加1滴体积分数为0.4%的碘酒溶液，然后摇匀．观察并记录各试管中溶液的变化情况如表．