A.understandB.understoodC.understandingD.understandable
A. understand
B. understood
C. understanding
D. understandable
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A.followedB.realizedC.thoughD.recognized
A. followed
B. realized
C. though
D. recognized
A.leaveB.visitC.stayD.travel
A. leave
B. visit
C. stay
D. travel
A.groupB.teamC.queueD.crowd
A. group
B. team
C. queue
D. crowd
A.routeB.trackC.wayD.path
A. route
B. track
C. way
D. path