Simple Simple
Future future tense present tense
continuous
tense Present
continuous
tense
Future
Future Present
perfect tense Tense Tense Present
perfect tense
Future perfect Present perfect
continuous continuous
tense
Tenses tense
Simple past Simple past
future tense tense
Past Future Past Past
Past future Tense Tense
continuous
tense
continuous
tense
Past perfect
Past future Past perfect tense
perfect continuous
Past future
continuous tense tense
perfect tense
, Present
Present perfect Tense Present
perfect tense
continuous
tense
(+) Subject +
(+) Subject + have/has have/has + V3
+ been + V-ing
Present Simple (-) Subject +
continuous
(-) Subject + have/has present tense have/has + not + V3
tense
+ not + been + V-ing
(+) Subject + (?) Have/has +
am/is/are + V-ing (+) Subject + V1 Subject + V3?
(?) Have/has + Subject
+ been + V-ing?
(-) Subject + am/is/are (-) Subject +
+ not + V-ing do/does + not + V1
(?) Am/Is/Are + (?) Do/does +
Subject + V-ing? Subject + V1?
Future future tense present tense
continuous
tense Present
continuous
tense
Future
Future Present
perfect tense Tense Tense Present
perfect tense
Future perfect Present perfect
continuous continuous
tense
Tenses tense
Simple past Simple past
future tense tense
Past Future Past Past
Past future Tense Tense
continuous
tense
continuous
tense
Past perfect
Past future Past perfect tense
perfect continuous
Past future
continuous tense tense
perfect tense
, Present
Present perfect Tense Present
perfect tense
continuous
tense
(+) Subject +
(+) Subject + have/has have/has + V3
+ been + V-ing
Present Simple (-) Subject +
continuous
(-) Subject + have/has present tense have/has + not + V3
tense
+ not + been + V-ing
(+) Subject + (?) Have/has +
am/is/are + V-ing (+) Subject + V1 Subject + V3?
(?) Have/has + Subject
+ been + V-ing?
(-) Subject + am/is/are (-) Subject +
+ not + V-ing do/does + not + V1
(?) Am/Is/Are + (?) Do/does +
Subject + V-ing? Subject + V1?