Look at the picture and use the prompts to write sentences. Use the correct form of the present perfect simple.

1. Lesson / not / start / yet

2. teacher / already / write / on the board

3. Joe and Tim / just / come / into the classroom

4. Tony / not / finished / getting / books ready

5. Christine / already / open / book

6. Dave / drop / pen / on the floor

7. he / not / pick it up / yet