Letra C

2 - Maysa estava jogando videogame quando saí.

3a) was reading

b) was watching

c) were playing

d) was having

e) were working

f) was listening

g) were doing

h) was helping

i) were planing

j) was saving

Explicação:

Para ser Past Continuous a frese precisa ter os auxiliares was ou were + o verbo com -ing

I, he, she, it se usa was

You, We, they se usa were

Verbos terminados em E:

Tira o E e coloca ing

Ex: Have = having

Explicação: