Cho dạng đúng của từ trong ngoặc

1 David: You look tired.
Melanie: Yes, I expect I do……………………………………….. (work) all day.
2 Sarah: Is Laura at home?
Trevor: No,……………………………………… (go) out about half an hour ago.
3 Vicky: I haven't finished this letter yet.
Rachel: It must be a long letter. ...................................... ……………. (write) it since lunch-time.
4 Harriet: I see you've got some new neighbours.
Tom Yes, a young couple……………………………………….. (move) in last month.
5 David: Did Tom drive you home?
Melanie: Yes,………………………. ....................... (stop) and offered me a lift
while...........................................................(wait) for a bus outside the town hall.