a) the mekong river is (long) ....longer than.............the red rived .
b) that is the (high) ......highest...........builing in vn
c) summer is the (hot) .......hottest....................season in the year.
d) is it the (high) .......highest.......buidling in the year
e) i am (short)..........shorter than..........you
f) the nile river is the (long)...longest...........river in the world .
i) my hat is (new) ......newer than..........his hAT
k) she is the (good) ...........best............student in my class
l) her school is (big).............bigger...................my school.
m) the country is (quiet)........quieter than...............the city