Of all the boxes, the red one is .
A. heavy
B. heavier
C. the heaviest
查看答案
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
Tom is of the two boys.
A. young
B. the younger
C. the youngest
微信支付 
支付宝支付