Indefinite
Continuous
Perfect
Indefinite
Present (Have/has)
I have
to speak English
Past (Had) I had to speak English
Future (Will have) I will have to speak English
Continuous
Present (am/is/are+to) I am to speak English
Past (was/were+to) I was to speak English
Future (Will be+to) I will be to speak English
Perfect
Present (am/is/are+have) I am to have spoken English
Past (was/were+have) I was to have spoken English
Future (Will be+have) I will be to have spoken English
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