chia ssánh hơn của trạng từ làm giúp em

1. He arrived than expected. (early) 2. We walked than the rest of the people. (slowly) 3. They called us in the afternoon. (late) than the other guests. 4. My mother and my sister talked (loudly) 5. He hit his arm than before. (hard) 6. The Spanish athlete ran than the other runners. ...