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has written wrote had written was writing
has he been back has he come back he has been back he has come back
has in have in has on have on
leaves was leaving has left left
how can I get to the Water Sports Center when will Mr. Black come back why is Tom late for class where Mr. Green has gone
wrote has been writing was writing had written
to speak speaking is speaking has spoken
has written wrote had written was writing
was writing, has finished wrote, finished wrote, has finished had written, has finished
how can I get to the Water Sports Center when will Mr. Black come back why is Tom late for class where Mr. Green has gone
was writing, has finished wrote, finished wrote, has finished had written, has finished
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to speak speaking is speaking has spoken
was writing; has finished wrote; finished wrote; has finished had written; has finished
to speak speaking is speaking has spoken
to speak speaking is speaking has spoken
has been coming will come comes was coming