Present Simple Active: John often writes science - fiction books. Pasive: Science - fiction books are often written by John. Subject + am/ is/ are + Past Participle Present Continuous A: John is writing a science - fiction book now. P: A acience - fiction book is being written by John now. Subject + am/ is/ are + being + Past Participle Present Perfect Simple A: John has written a science - fiction book lately. P: A science - fiction book has been written by John lately. Subject + has/ have + been + Past Participle Past Simple A: John wrote a science - fiction book yesterday. P: A science - fiction book was written by John yesterday. Subject + was/ were + Past Participle Future simple A: John will write a science - fiction book next week. P: A science - fiction book will be written by John next week. Subject + will/ shall + be + Past Participle Modal Verbs
Active
Passive
can/can't write could/couldn't should/shouldn't ought to may/may not might/mightn't must/mustn't
can/can't be written could/couldn't should/shouldn't ought to may/may not might/mightn't must/mustn't
edudako