【C4】
A. voice
B. image
C. story
D. looks
A.upB.downC.rightD.left
A. up
B. down
C. right
D. left
A.enoughB.scarceC.cheapD.popular
A. enough
B. scarce
C. cheap
D. popular
A.equalB.differentC.unprecedentedD.fast
A. equal
B. different
C. unprecedented
D. fast