6．Theseamazing animals prove that love lives on four legs．
A little girl's lifeline
Three-year-old Alida Knobloch and her 27kg golden dog，Mr．Gibbs，arealmost together all the time There is a special love between them．Alida，who suffered from serious lung （肺）disease when she was 10 months old，is unableto breathe on her own for about 45 minutes．So Mr．Gibbs has been with her everywhere，carrying 4.5kgof oxygen tanks （氧气罐） for her．
A pig that calms （使平静） kids
When Lois Brady，a famous doctor in America，visits special-needs students in San Francisco schools，she often brings alongButtercup，a black pig from Vietnam．The pig is very calm and friendly and has been trained to offer comfort （安慰）to patients as well．
A Lion's big heart
With paws （爪子） the size of dinnerplates，bright black eyes and a golden mane （鬃），Jupiter，a13-year-did 250kglion，was brought to the rescue （援救） center by Anna．In the past two years，Annahas developed a very close relationship with Jupiter
46．The best title（标题）to explain the main idea of the text is"A"
A．Hero pets
B Small pets
C．Kids'friends
D Special visits
47 Which of thefollowing do you think is the right match（匹配）？B
A．Alida→a lion
B．Buttercup→apig
C．Lois→a sick girl
D．Jupiter→a doctor
48 How long has Mr．Gibbsbeen with Alida3D
A．For about 45 minutes
B．For about 10 months
C．For over 3 years
D．For over 2 years
49．In which of the followingpictures can you find Anna？B
A．
B．
C．
D．
