Задание 1:
a2, b5, c1, d3, e4
Задание 2:
a. правильно
b. were arriving - arrived
c. was ringing - rang
d. weren't wanting - didn't want
e. was hearing - heard
f. was liking - liked
Задание 3:
a. used
b. use
c. any
d. more
e. still
Задание 4:
a. Are you?
b. Did you?
c. Was he?
d. Were they?
e. Didn't they?