I collect a lot of old books for chenty groups ->   old books are collected   for chenty groups  by me
They recycle old paper to make new things -> old paper is recycled to make new things
3. Nam waters the trees and flower every afternoon.-> the trees and flower are watered by nam every afternoon
Tuan writes vocabubry every evening->vocabubry is writen by nam every evening
They are building a big sheel school in my village-> a big sheel school is built in my village
My father is decepting the living room for Tet-> the living room is deceped for by my father 
Hong Loan is waiting messoages to her friend in America -> messoages are waited to her friend in America by Hong Loan 
People are buying peach flowers, kumquat beos for Tet ->  peach flowers, kumquat beos are bought for Tet