1. The worker didn't stop the machine.
2. The boy doesn't have an uncle.
3. The girl has not taken the book in the library.
4. The engineers will not have finished their calculation by next Friday.
5. I was not (wasn't) working last night when you phoned me.
Объяснение:PAST SIMPLE
I, you, we, they, he, she, it + did not (didn't) + V
PRESENT SIMPLE
I, you, we, they/He, she, it + do not (don't)/does not (doesn't) + V
PRESENT PERFECT CONTINIOUS
I, you, we, they/He, she, it + have not (haven't)/has not (hasn't) + V³
FUTURE PERFECT
I, you, we, they, he, she, it + will not have (won't have) + V³
PAST CONTINIOUS
I, he, she, it/You, we, they + was not (wasn't)/were not (weren't) + Ving
2. Did John travelled (to travel) around Europe last year.
3. Have You ever lived (to live) in a foreign country?
4. My friend knows a lot because he has read (to read) a lot.
5. She went (to go) home two days ago.
6. She is free now. She has passed to pass) her final exam.
7. David started (to start) school in 1990.
8.Look! Somebody has broken (to break) my window.
9. I left (to leave) home early last night.
10. Is he still watching this programme? — No, he has just watched (to watch) it.