初中英语补全对话题A:What is his first name?B:_________first name_____

A:What is his first name?
B:__His_'s______first name___is_____Robert and his_last_______name is Black.
A:How___do____you spell Robert?
B:__R-O-B-E-R-T______________
A:What___is_____your telephone__number________?
B:_It's______555-7092.
A:__Is______this his pencil?
B:Yes,__it____ ___is_______.
AIsthat his_ruler__________?
B:No._It______ __isn't______.It is my ruler.

A:What is his first name?
B:____His_____first name____is____Robert and his___last____name is Black.
A:How___can____you spell Robert?
B:I can spell R-O-B-E-R-T.
A:What_____is___your...

His is
last
do
R-o-b-e-r-t
is number
It's
Is
it is
ruler
It isn't

His , is second , do , R-o-b-e-r-t, is , number , It's , Is , it is , ruler , it isn't

His is last
do R-O-B-E-R-T
is numbei
It is（所率形式打不来）
Is it
it is
ruler
it is not（所率形式打不来）

B: his is last
A: do
B：R-O-B-E-R-T，Robert
A: is number
B: It’s
A: Is
B: It is
A:ruler
B:It isn't