Answer:
Who is he writing to? - He is writing to his sister Maria, who is usually in England at this time of the year [1][2]. (IS WRITING)
Marty came just when his mother smoked into his room. (CAME, SMOKED)
She left an hour ago and has not come back yet. (LEFT, HAS NOT COME)
I usually drink tea with milk, but I like to have my coffee black. (DRINK, LIKE)
When I was in school, I knew a student who had not failed a test in his whole life. (KNEW, HAD NOT FAILED)
You can't go into her room. She is sleeping, and you shouldn't wake her. (IS SLEEPING)
I never feel better in my life. I hope it stays that way. (NEVER FEEL, STAYS)
We have been working the whole day. Maybe we are done. (HAVE BEEN WORKING, ARE DONE)
While Mom did not go outside yesterday because it was raining, she is going in the garden tomorrow. (DID NOT GO, IS GOING) and she hurt her back. She will stay in bed. (HURT, WILL STAY)
Step-by-step explanation: