题目内容：

After Tom finished his middle school, he went to work in a post office. He was     to work, because he could send the     on his bike. It was easy and interesting. One day he sent a letter to a house. When he got to the door, a big dog ran to him. He was afraid of it very much and quickly     the letter on the ground. To his surprise, the dog didn’t come at him. It ran before the letter and picked it up with its     . Then it carried the letter in to the house. Tom said to himself, “It does the     work as me.

1.A. quick           B. clever        C. glad          D. patient

2.A. children       B. letter       C. vegetable      D. fruits

3.A. threw          B. read          C. wrote          D. opened

4.A. hands          B. mouth         C. feet          D. nose

5.A. easy            B. interesting  C. hard           D. same