Please turn to page           and look at the          picture in this unit.
#51662
A
twentieth; one
B
twenty; one
C
twentieth; first
D
twenty; first
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We know that 80          of the cases of blindness can          .
#51508
A
per cents; cure
B
percent; cured
C
per cent; be cured
D
percent; are cured
-What should we do now,Mr Clark?-Please turn to Page____and look at the____picture.
#50902
A
Twelve; fifth
B
Twelfth;fifth
C
Twelve; five
D
Twelfth;five