State the tense forms of the verbs in the Passive Voice. Is known, were shut, have been shown, is being discussed, had been punished, will be asked, was recognized, is spoken about, must be discovered, was made
1. present simple
2. past simple
3. past continuous
4. present continuous
5. present perfect
6. future simple
7. past simple
8. present continuous
9. present simple
10. past simple
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