Estructura gramatical ingles

TOPIC: REPORTING INFORMATION
BACKSHIFTING
Time | Backshifting | Afirmative | Negative | Interrogative |
Present Simple | Past Simple | Subject +verb to be+ complement | Subject +verb to be+not+ complement | (Question word) +verb to be+ Subject + complement +? |
Present continuous | Past Continuous | Subject + to be+ verb ing + complement | Subject + to be+ not+ verb ing + complement| (Question word) +verb to be+ Subject + verb ing + complement +? |
Present Perfect S. | Past perfect S. | Subject + aux (has/have) + verb past part.+ complement | Subject + aux (has/have) + not +verb past part.+ complement | (Question word) + aux (has/have) + been + Subject + verb ing + complement |
Present Perfect C. | Past Perfect C. | Subject + aux (has, have)+ been + verb ing +complement | Subject + aux (has, have)+ not + been + verb ing + complement | (Question word) + aux (has, have)+ been + Subject + + verb ing + complement |
Past Simple | Past perfect S. | Subject + verb tobe(in past)+ complement | Subject + verb to be(in past)+ not + complement | (Question word) + verb to be(in past)+ Subject + verb ing + complement |
Past Continuous | Past Perfect C. | Subject +to be (was/ were)+ verb ing + complement | Subject + to be (was/ were)+ not +verb ing + complement | (Question word) + to be (was/ were)+ Subject + verb ing + complement |
Past Perfect S. | Pastperfect S. | Subject + aux (had)+ verb past part + complement | Subject + aux (had)+ not+ verb past part + complement | (Question word) + Had + Subject + verb past part + complement |
Past PerfectC. | Past Perfect C. | Subject + aux (had) + been + verb ing + complement | Subject + aux (had) +not+ been + verb ing + complement | (Question word) + Had + subject + verb past part + complement? |Future Simple | Would | Subject + aux will + verb form simp + complement | Subject + aux will+ not + verb form simp + complement | (Question word) + aux will + Subject + verb form simp + complement...