4. Complete the dialogues with do, does, don’t, or doesn’t.
1. A: ________ Colin live in London? B: No, he ________. 2. A: What ________ you want to buy? B: Oh, a new tablet computer. The old one ________ work. 3. A: What ________ Anna prepare for the conference? B: She has a report about soil, but she ________ know how to title it. 4. A ________ students in your group study well? B Yes, they ________.

1 does, doesn't

2 do, doesn't

3 does, doesn't

4 do,do