Resposta:
4)
a) teaching
b) arrived
c) calling
d) watching
e) lost
f) accused
5)
Ben: -
Lena: I've been watching [...]
Ben: -
Lena: [...] detective and a crime investigation.
Ben: [...] already watched it.
Lena: -
Ben: Has he confessed anything yet?
Lena: No, the judge has been speaking for [...]
Ben: -
Lena: Hey! You've just told me [...]
Ben: -
Explicação:
Na 4 só preencher com as respostas. Na 5, escrevi as frases com as opções corretas e coloquei em negrito as palavras, aí é só circular.