Make up the sentences using the correct grammar tense. 1) he/send/the

1. He sent the invitation two days ago. Past Simple. 
2. She has been decorating the room for two hours now. Present Perfect Continuous. 
3. They have just built a new shopping centre. Present Perfect. 
4. We shall perform the show in a week. Future Simple. 
5. This team always represents our school at the competitions. Present Simple. 
6. They are demonstrating the work of a new gadget at the moment. Present Continuous.