Tense: Communication English

Tense: 

Simple
Present:  Sub+v1/v5+obj

Present conti.:
sub+ be verb+v4+obj

Present perfect:
sub+has/have+v3+obj

Present perf.
Conti:  sub+has/have+been+v4+obj

Simple Past:
sub+v2+obj

Past conti:
sub+was/were+v4+obj

Past perfect:
sub+had+v3+obj  Past

Past perf.