17. Which verbs from the box complete the sentences? distract recall realise imagine perceive 1. When did you first _ you were being followed? 2. Please don't _ me. I'm trying to concentrate on my essay. 3. We _ the world through our senses. But can we trust what our senses tell us? 4. It's difficult to _ world different from the one we know. 5. He had suffered a blow to the head and he couldn't _ what had happened.
1/ realise
2/ distract
3/ perceive
4/ imagine
5/ recall