75-year-old Linda from Iowa has been providing food, clothing, and medical care for hundreds of foster（代养的）children since the 1970s, When she first began ________ kids in difficult situations, she was working in a local high school. Linda has taken hundreds of foster kids under her ________, and many of them have serious health problems, but that never ________ Linda.

"Linda mostly fostered young children and children with ________ needs. She kept clothes in her garage（车库）________ by size," one teacher from her school said. "No one bad to ________ a child going without clothes at Linda's because she saved enough clothes, ________ they arrived with nothing but what they were wearing."

Anthony was just 3 years old when he was ________ by the Iowa family. He described Linda to others ________, "It's hard to put her influence into words. She was always ready for a child in ________." These kids were usually taken from a ________ situation and she'd take them in, ________ a cozy（舒适的）bed, warm meals, and love. She also worked hard to make her family ________, and helped kids having health problems to find all possible ________.

"She always takes a picture of a ________ child in her home, and places the ________ on the wall in the living room," Anthony added. "That seems like a ________ thing, but it helps us feel like we're at home."

When Linda announced her ________ from fostering new children due to health concerns, she was ________ with a special ceremony of appreciation; but she said she would ________ to give help to the children who need it.

Nicole Edna walked onto the crowded airplane holding her tiny baby, the kid who cried for the whole flight. She was afraid she would be the least _________ passenger. And that was before her baby got sick and vomited (呕吐) all over her _________ and seat cushion. “I was afraid that they would have to bring the plane back to replace the seat and seat belt, and everyone would _________,” she later wrote in the social media.

But a simple act of kindness soon _________ her day, and then some. An airline hostess not only helped Edna by holding and _________ her baby but also lent a pair of yoga pants to the _________ mother to change into. Besides, she gave her several packs of tissues to clear up the mess. “I _________ believe that what she has done reflects our great virtue and I wish her all the best in the rest of her life,” Edna wrote.

Bitten by the kindness bug, Edna _________ her story and asked others to share their own tales of _________ kindness in the social media. Those appreciations, __________, inspired others to respond with more personal __________ well as with simple notes of support and gratitude. The result is a __________ dialogue for our times, which is a new change from the common idea that our online __________ tend to be ruined by mean and angry voices. In this story, niceness __________. The power of unexpected kind acts does make a __________ in the world.

It was a winter afternoon when I tripped over a high kerb(马路牙子). Suddenly, I was flying through the air. It was only the next morning when I tried to take a photo of some splendid sunlight ________ into my kitchen, that I had to face the reality: I could no longer lift my camera, let alone use it. Later, a hospital appointment ________ my worst fear —the arm needed total rest.

Soon I became impatient. I couldn’t travel much. Surfing online, I ________ the concept of gratitude intervention, a method to boost ________ and well-being by being grateful. I had never been wildly ________ about the concept of counting one’s blessings. However, a Californian psychologist, Sonja Lyubomirsky, has ________ research into something much more creative — using a daily photography ________ as a tool for enhanced gratitude.

Lyubomirsky’s instructions are ________, but not necessarily easy to carry out. Take. photographs throughout the day of things central to who you are. Reading how participants assigned to the gratitude interventions ________ experienced enhanced positive emotions, a sense of connectedness, more support, and less ________, I decided to carry on.

Taking a single photo was painful, but the ________ to find anything to feel grateful about, and then to record it, started to greatly ________ both my mood and my images. I began to photograph the ________ of my days. Despite everything, I found I could find magic in the daily routines. Life seems repetitive and ________ when you don’t notice the ________ of each moment and the constant small changes that are going on all around you. Don’t just take my word for it —experience it for yourself.