New words：
failure ['feiljə] n.失败；故障；失灵；倒闭
Sample Sentences：
The whole thing was a complete failure.
They blamed the failure of the action on George.
The new restaurant was a failure and soon closed.
The success or failure of the plan depends on you.
New words：
primary ['praiməri] adj.主要的；最重要的；基本的；最初的；初级的
Sample Sentences：
The little boy left primary school at eleven.
Food and water are primary wants of human life.
A primary cause of Tom's failure is his laziness.
He only accepted the primary education off and on in his childhood.
failure ['feiljə] n.失败；故障；失灵；倒闭
New words：
volunteer [.vɔlən'tiə]
n.志愿者；志愿兵；义务工作者；自告奋勇者
v.自愿做；义务做
Sample Sentences：
The soldier volunteered for guard duty.
They volunteered to repair the house for the old lady.
Can I have a volunteer to wash the dishes?Volunteers were ready and waiting to pack the food in boxes.
New words：
joy [dʒɔi] n.快乐；欢乐；乐事；喜悦
Sample Sentences：
I saw the joy in her smiling face.
Learning English is my great joy.
On a hot day, a cool swim is a joy.
I felt as if my heart would burst with joy.
New words：
pride [praid] n.骄傲；自豪；自尊；傲慢
take pride in sth 为…感到骄傲；引以为豪
Sample Sentences：
I take pride in my work.
Their son is their pride and joy.
She takes great pride in her children's success.
I think you hurt his pride by laughing at the way he speaks English.
joy [dʒɔi] n.快乐；乐事；喜悦