mr black and yang ling are talking（ about ）a partyshe wants ( to ) buy a sweater ( for ) her daughter.l like reading and l can learn a lot ( of ) books.let's have a look ( at ) the picture.there is ...the woman ()a yellowdress is my mother .
l can buy some flowers ( ) you .
l'm writing a letter ( ) my mother .the woman ( in )a yellowdress is my mother .
l can buy some flowers (for ) you .
l'm writing a letter ( to) my mother .