关于铅青铜的主要特点，下列说法错误的是（）

A．具有较高的疲劳强度和较大的承载能力

B．优良的导热性，较高的工作温度

C．有较低的摩擦系数和较高的耐磨性

D．耐蚀性、磨合性、嵌藏性及抗咬合性均高于巴氏合金

根据短文内容及所给首字母提示写出所缺单词, 使短文意思完整，每空一词。

A new supermarket put on a notice at the entrance. It said, “Remember, once a week, one of our customers will get f 小题1:  goods. This may be your lucky day.” All the housewives w 小题2:went to the supermarket wanted to be the lucky customer.

In the following several weeks, Mrs Black a 小题3: did shopping in the same supermarket. Unlike many other customers, she never gave up h 小题4: . Her kitchen was full of things that she did not need. She d 小题5:  of the day when the manager of the supermarket would come and say to her, “Madam, this is your lucky day and e小题6:  in your basket is free.”

One Friday morning, after she f小题7:  her shopping and had taken all the things to her car, she realized that she had f小题8:  to buy some tea. She went back to the supermarket to buy the tea. As she was w 小题9:  at the cashier, the manager of the supermarket came to h 小题10:  and said, “Congratulations. Madam! You are our lucky customer and all that you put in your basket is free!”