A、 to divide
B、divide
C、division
D、dividing
A、to confuse
B、confusion
C、confusing
D、confused
A、technique
B、technician
C、technology
D、technological
A、conception
B、concepts
C、concept
D、conceptual
A、summary
B、summarize
C、to summarize
D、summaries
A、Private
B、Privacy
C、privately
D、privation
A、to extend
B、extent
C、extension
D、extensive
A、related to
B、relate
C、relative
D、relation
A、impressive
B、impression
C、to impress
D、impress
A、fall
B、reality
C、truth
D、practice