I ……………………. tried to update my phone software. I did it last night and now my phone doesn't work at all.

don't have to, haven't got to, don't need to, needn't

LOGIC: 2 fathers and 2 sons went fishing. Each of them caught 1 fish, but they only brought home 3 fish. Do you think 1 of them must have lost his fish on the way or is there another logical explanation?

We _________ use calculators during math tests, it´s against the rules

John always fails the tests. He ...................... study enough.

I'm sure that she didn't feel any sympathy for him. SHE...

I _______ see a doctor, because I was feeling very sick.

This book .....................belong to the library. It's certainly not mine

I...…………….. used my satnav. This map is really old and now I'm completely lost.

Perhaps your dad went to the demonstration. YOUR DAD...

It was wrong of you to shout to that homeless. YOU...

I ..............................do my washing because my mother does it for me.

John's a millionaire. He ..........................go to work.