He is writting a test now.
поставить во всех временах и во всех типах вопросов
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Present
1)He writes a test
2)He is witting a test now
3)He has written a test
4)He has been writing a test
Past
1)He wrote a test
2)He was writing a test
3)He had written a test
4)He had been writing a test
Future
1)He will write a test
2)He will be writing a test
3)He will have written a test
4)He will have been writing a test