根据句意及首字母提示完成单词。

1．W__________ is the post office? I can’t find it．

2．This hat is too big．Can you give me a s__________one．

3．The room in this hotel is very d__________．I want to change（换）a clean one．

4．Go d________ the street．and you will see the library on your left．

5．My mother works with people and money，so she works in a b___________．

6．It’s cold in winter and hot in s_________ in Beijing．

7．Tom is talking photos with his c__________ in the park．

Mrs. Black wants to visit her son. Her son works in a post office in the city ,but she doesn’t know where it is , She begins to look for it , but she can’t find it. She asks an old man, “Excuse me , how can I get to the post office?”

“We have about forty post offices in the city,” says the old man. “Which one do you want to go to ?” She gives her son’s letter to him and the old man says , Walk along this street to the first crossroads and then turn left. You will see it on your left,” She thanks the old man and soon finds her son . They are very happy.

1.Mrs Black’s son works in a       

2.There are about    post offices in the city

3.    tells her the way to the post office. 

4.She can get to the post office by    

5.How does she feel after meeting her son?