A.familiarize
B.chat
C.greet
D.assimilate

A.not using spoken language
B.using hand-eye coordination
C.using spoken language
D.not using hand-eye coordination

A.subtle
B.outspoken
C.tactful
D.strict

A.subtle
B.outspoken
C.tactful
D.strict

A.out
B.off
C.about
D.up

A.smash
B.split
C.break
D.crush

A.fracture
B.crack
C.gap
D.hole

A.look out
B.boast about
C.shy away
D.hide away

A.dines in
B.calls upon
C.abstains from
D.pops in

A.bring
B.reward
C.give
D.accept