Mr Zhang is one of in No. 1 Middle School.
A. the busiest teacher
B. the busiest teachers
C. the busy teachers
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Of all the boxes, the red one is .
A. heavy
B. heavier
C. the heaviest
Our school is not so as theirs.
A. small
B. smaller
C. the smallest
Her grandmother was ill yesterday and she is today.
A. very ill
B. even worse
C. the worst
The newspaper is becoming .
A. more and more interesting
B. interesting and more interesting
C. more interesting and more interesting