Odpowiedź :
1)
1. Download
2. Surf
3. Speakers
4. Smartphone
5. Folders
2)
1. I am Writing
2. We are Watching
3. My sister is chatting
4. Matt and Simon are swiming
5. You are sitting
3)
1. Is Stan riding a horse? Yes, He is
2. Are Olivia and Martina playing chess? Yes, they are
3. Are you doing your homework? No, you aren't
4. Is it raining today? No, it isn't
5. Are we having fun? Yes, we are
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