Mógłby ktoś pomóc rozwiązać te wszystkie zadania?

1.zaznaczyć 2 i 3
2.
1.didnt use to do
2.used to pay
3.used to use
4.didnt use to argue
Mobile phones used to cost a lot of money
Most normal people didnt use to own a mobile phone
People used to make fewer phone calls.
Did mobile phones use to be bigger?
Mobile phones didnt use to have touch screens
Did mobile phones use to send text messages.
4.
1.b
2.b
3.a
4.a
5.a
5.
Did you use
Didnt use to have
Did you check
Used to send
Used to write
Used to dial