Answer: 1- I’m really hungry! I haven’t ate since this morning.
2- we didn’t watch the movie because we had already saw it
3- how long have you worked at this company
4- I think by the year 2050 a lot of animals will become extinct
5- I have known Bella for 2 two years.
Step-by-step explanation:
I may have gotten some wrong but in my perspective it looks like that!