Question

i felt happy that their life had improved 不加been嘛

Answer 1

我有一个梦想 I Have a Dream When I was small, I like to eat candy so much, I would always ask my parents to buy candy for me. In order to eat all kinds of candies, I wanted to open a candy shop when I grew up, this is my dream. Now I still hold that dream, I can sell candy to the children and I like to see their happy faces. 当我还小的时候，我很喜欢吃糖果，我总会叫父母给我买糖果。为了吃到各种各样的糖果，我想要在长大后开一间糖果店，这是我的梦想。现在我仍然怀抱着那样的梦想，我可以卖糖果给孩子们，我喜欢看到他们开心的笑脸。节约用水 Saving Water One day, when I was washing my hands, my mother came to me and told me that I should not wash my hands with so much water. Until then did I realize that I had the habit of wasting water.In some cities, people even can’t not take a shower every day. From then on, I start to save water. 有一天，当我正在洗手的时候，我的妈妈向我走来，她告诉我说不应该用那么多的水洗手。直到那时候，我才意识到我养成了浪费水的习惯。在一些地方，人们甚至还不能够每天洗澡。从那个时候起，我开始节约用水。一个伟大的人 A Great Man In my heart, my father is a great man, he wakes up early and goes to work, in the event, he goes home late. He is working so hard, all he does is for the family and to support my education. Once I ask him if he is tired, he smiles and says that I am his sweet burden. I feel so moved, his love for me is so deep. 在我心里，我的爸爸是个伟大的人，他很早就起来上班，在晚上，他很晚才回家。他一直都很努力工作，他所做的一切都是为了家庭和支持我的教育。曾经我问他是否感到很累，他对我微笑，说我是他甜蜜的负担。我很感动，他对我的爱是如此的深。

Answer 2

improve 表示自然提高是不及物动词，也称自动词；表示人为改善是及物动词，也称他动词。因此，用主动语态和被动语态意思有区别。
* their life had improved 含义是 “他们的生活已经自然的提高了”。
* their life had been improved 含义是 “他们的生活已经人为地得到改善”

Answer 3

improve可以主动形式表示被动含义的。你中文翻译一下。他们的生活已经改善了，和，他们的生活已经被改善了。其实都是可以的。