SIMPLE PRESENT TENSE

SIMPLE PRESENT TENSE

A. (+) S + V1 (s/es) ...

     (-) S + do/does + not + V1...

     (?) do/does + S +V1

B. (+) S + am/is/are + nonV...

    (-) S + am/is/are + not + nonV...

    (?) Am/is/are + S + nonV

simple past tense

simple past tense

1. verbal

(+) S + V2 + O / Adv
(-) S + did + not + V1 + O / Adv
(?) Did + S + V1 + O / Adv ...?

2. nominal
(+) S + was/were + complement
(-) S + was/were + not + complement
(?) Was/were + S + complement...?