1) Peter has already done the home task. (Present Perfect) 2) Students are writing a test now. (Present Progressive) 3) Children were dancing when I came. (Past Progressive) 4) We study many subjects. (Present Simple) 5) I\'ll go to the concert next week. (Future Simple) 6) My friend came to see me last night. (Past Simple) 7) When I went out the sun was shining brightly. (Past Progressive) 8) My hair is dark brown. (Present Simple) 9) Does your son speak English well? (Present Simple) 10) Where do Mark and Jane live? (Present Simple)