问题
单项选择题
ZCuZn55Mn3Fe1可用于制造（）
A．阀件
B．尾轴衬套
C．螺旋桨
D．摇臂衬套
答案
参考答案：C
搜题请搜索小程序“爱下问搜题”
ZCuZn55Mn3Fe1可用于制造（）
A．阀件
B．尾轴衬套
C．螺旋桨
D．摇臂衬套
参考答案：C
完型填空（共20小题；每小题1.5分，满分30分） 阅读下面的短文，掌握其大意，然后从每题所给的A、B、C、D 四个选项中，选出可以填入空白处的最佳选项，并在答题卡上将该项涂黑。 A girl complained to her father about her hard life. She didn’t know what she could do and wanted to ___1__. She was tired of fighting and fighting. One problem had been settled, but __2___ appeared. Her father, a cook, took her into the __3___. He poured water into three pots and boiled it. After the water came to a boil, he put some ___4__ in the first pot, eggs in the second and coffee in the last. He waited for them for a few minutes __5___ any words. The girl closed her mouth and waited, impatient and __6___ by what her father was doing. After about 20 minutes, her father ___7__ the stove, took out the carrots and put them in a bowl. He took the eggs and put them in another bowl. After that he ___8___ the coffee into a cup. Turning back to his ___9___ , he asked, “Sweetheart, what do you see?” “Carrots, eggs and coffee,” she replied. Her father asked her to __10 the carrots. She did and felt that the carrots were ___11___. __12__ he asked her to take the eggs and break them. After peeling them, she felt the eggs were hard. Last, her father asked her to smell the coffee. She asked, “What does this _13___, Father?” He __14_ that each of the things had felt the same unfortunate fate. They were all boiled in ___15___, but with a ___16___ result. The strong and hard carrots became soft and weak after being boiled. The fragile eggs became _17___ after cooking. Coffee grounds were very unique. They could change the water. “___18___ one are you?” asked her father. “When calamity（不幸的事） __19___ on your door, what will your ___20__ be? Are you carrots, eggs of coffee?”
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