45．Anyone who has had a long-term disease knows that recovering at home can be lonely.This can be（1）
（ especial） true of children.They may feel （2）
（ leave） out.Now，these children may have a high-tech friend to help feel less lonely.A small robot may help children who are recovering from long-term（3）
（ ill）.The robot like human beings （4）
（take）their place at school.And their school friends must help carry the robot between classes and place the robot on their desks.
Through the robot，a child can hear his or her teachers and friends.He or she can also attend class from wherever they are recovering—whether at home（5）
from a hospital bed.Dolva，one of（6）
scientists who are concentrating on developing the robot，explains（7）
the robot AV1 works.She says from home，the child uses a tablet or phone to start the robot.（8）
（ use） the same device，he or she can control the robot's movements.Inside the robot，there is a small computer linked （9）
a 4 G network.The robot is equipped with speakers，microphones and cameras，which makes communicating （10）
（ easy）.So it's the eyes and the ears and the voices at school.Hopefully AV1 will help some children feel less lonely while they are absent from class.
