A.different parts are scanned before forming the whole picture
B.the map of cancerous cells is not clear and detailed
C.a technician may do the last task to form the whole picture
D.it takes four hours to create the map of cancerous cells

A.Although
B.As
C.Therefore
D.When

A.formed - defined
B.formed – explained
C.shaped – explained  
D.shaped - defined

A.talks
B.adds
C.mentions  
D.refers

A.talks
B.adds
C.mentions  
D.refers

A.return
B.repair
C.resurrect
D.response

A.hacker
B.automated 
C.application
D.navigate

A.exterminate
B.extend
C.expand
D.example

A.interfere
B.incredible
C.intervention  
D.ending

A.navigation
B.activate
C.faraway
D.malfunction