Now，please look at this picture．This girl is my sister．Her name is Sally! She is l3 years old．She is in Class Two，Grade Seven．This boy is aunt’s son．He is my cousin．His name is Jeff．He is an English boy．He is 12 years old．His mother is my aunt．My aunt and uncle are both teachers．This jacket is Jeff’s．Its color is black．You Can see a green pencil case，a blue notebook on the chair．My sister, Jeff and I and in the same school．
How old is Sally?
将划线部分句子译成汉语：
What color is Jeff's jacket?
Are Jeff’s mother and father teachers?
Where are the green pencil case and the blue notebook?