In Present tenses^x, Modals^x, Future progressive^x

Pemmican wrote:As far as I know, there are these 13 tenses: a) Past Perfect Progressive ........................had been + present participle b) Past Perfect ..........................................had + past participle c) Past Progressive ...................................was/were + present...

As far as I know, there are these 13 tenses: a) Past Perfect Progressive ........................had been + present participle b) Past Perfect ..........................................had + past participle c) Past Progressive ...................................was/were + present participle d)...