Positive
Tomorrow, I ______________ (go) to the park.
Tomorrow, I will/am going to go to the park.
Make the sentence negative:
They will travel to many countries this year.
They won't (will not) travel to many countries this year.
If there's no bus tomorrow, he _____________ (walk) to school.
will walk
Make the sentence negative:
I think it will be very cold tomorrow.
I think it won't be very cold tomorrow.
Tonight, you __________________ (eat) dinner with your grandparents.
Tonight, you are going to eat dinner with your grandparents.
I'm so nervous for my first day of work tomorrow. I _____________ (not / sleep) well tonight.
I won't (will not) sleep well tonight.
OR
I'm not going to sleep well tonight.
Prediction so both work - depends on how certain you are that you won't sleep well tonight.
Wednesday, we _____________________ (call) your brother to wish him a happy birthday.
are going to call
I didn't study enough. I am sure I ______________________ (not / be able to) pass my exam this afternoon.
I won't be able
The weather app says it ___________________ rain on Thursday.
it is going to rain OR it will rain
She has too much homework to do. I believe she ___________________ (not / go) out this weekend.
won't go