1,mary has visited her grandparents
2,jack has played games on the computer
3,john and su have washed their car
4,andrew has repair his bike
5,phil has helped anne with maths
6,brad and louise have watched a film
7,tamara has talked to her best friend
8,bridgette has drawed a picture
9,carol has read a computer magazine
10,tom and alice have been to a restaurant
5 sao nhe bn