Ответ:
3.
a. Nowadays Peter is better in maths than his sister.
b. At last night's concert, Deep Pink was the most exciting band.
c. At the moment, Sally is the worst student in the class.
d. Today, Fiona is happier than Carole.
e. Last night, History Now was the most interesting programme on TV.
f. In the last week's race, Joe was slower than David.
4.
a. How many
b. There were
c. big enough
d. bigger
e. some
f. better
g. most
h. many
i. luckier
j. some