Complete the conversation with the correct form of the verbs in the box. Use may or might when the person is not sure. krow talk talk whisper whisper think be ask give tell hear not buy & Tim: What shall we get Dad for his birthday? He's 401 Sara: No idea. Let's ask him Tim: No, if we ask him, he? will know what his present. That's boring, we him a surprise, I don't know it more fun Sara: Yes, but if he us, we him something he doesn't like Tim: Well, we could ask Mum, she'll know Sara: OK, good ideal if you? her now, I don't think Dad you. But whisper Tim: Don't be silly! If !! he something mystenous is going on, don't you think?