题目内容：

    Celina Raddatz quit her job at a nursing home in 2014 to take care of her mother full-time who, 83, suffers from Alzheimer's.

Raddatz,57, and one of her sisters, Rosalia Lizarraga, 61, had been_________their mother together. But as the Alzheimer's_________, the task became too stressful for Lizarraga. The full_________fell on Raddatz, who was determined to perform a promise she and her siblings(兄弟姐妹)had made to their_________as children.

"When my mother was_________, she made us promise never to put her in a nursing home." Raddatz says. "But we never thought she would get_________like this."

Raddatz was born in Mexico. Her mother, a widow(遗婉),_________tune children as a food seller after they moved to America. "My mom was a very_________woman," Raddatz says. When Raddatz was growing up, her mother quit her_________so she could stay home and keep an eye on her children. "She would take us to school and bring us home. She wouldn't let us walk__________to school."

Raddatz and her siblings first began to notice their mother__________in 2005 after she had a bad fall while__________as a housekeeper. In 2006, Raddatz's mother was diagnosed with Alzheimer's disease.

"It's just__________work. I need to care for her around the clock." But anyhow, she__________her job at the nursing home and__________her mother in with her. They also share a bedroom,__________Raddatz can assist her mother when she wakes up throughout the__________.

"It's a__________responsibility because of the promise we made her when she was younger," Raddatz says. It used to__________Raddatz to see families leave their relatives with this disease in a nursing home. Now she has a personal__________for the emotional(情感上的)and physical sacrifices that caring for an elderly loved one takes.

1.A.caring for B.looking into C.arguing about D.agreeing on

2.A.existed B.returned C.disappeared D.progressed

3.A.trust B.request C.collection D.responsibility

4.A.daughter B.brother C.mother D.doctor

5.A.poor B.relaxed C.relieved D.healthy

6.A.sick B.angry C.hurt D.accustomed

7.A.served B.searched C.supported D.collected

8.A.patient B.strong C.straight D.positive

9.A.job B.study C.research D.circle

10.A.out B.back C.alone D.together

11.A.crying B.sleeping C.changing D.recovering

12.A.regarding B.working C.using D.functioning

13.A.private B.unique C.constant D.easy

14.A.did B.left C.enjoyed D.continued

15.A.moved B.called C.turned D.dropped

16.A.so B.and C.for D.but

17.A.track B.night C.orbit D.operation

18.A.personal B.national C.social D.family

19.A.warn B.pain C.comfort D.persuade

20.A.account B.purpose C.service D.appreciation