stop -> останавливать
Образование времен (Действует субъект! - Актив т.е. действительный залог):
  Past - ПрошлоеPresent - НастоящееFuture - Будущее
Simple - Факт
I/he/she/it/we/you/they
stopped
did stop
----
did not stop
did'nt stop
I/we/you/theyhe/she/it
stopstops
do stopdoes stop
----
do not stopdoes not stop
do'nt stopdoes'nt stop
I/he/she/it/we/you/they
will stop
 
----
will not stop
won't stop
Continous - процесс
I/he/she/itwe/you/they
was stoppingwere stopping
----
was not stoppingwere not stopping
Ihe/she/itwe/you/they
am stoppingis stoppingare stopping
----
am not stoppingis not stoppingare not stopping
 is'nt stoppingare'nt stopping
I/he/she/it/we/you/they
will be stop
----
will not be stop
won't stop
Perfect - Завершенность
I/he/she/it/we/you/they
had stopped
----
had not stopped
had'nt stopped
I/we/you/theyhe/she/it
have stoppedhas stopped
----
have not stoppedhas not stopped
haven't stoppedhasn't stopped
I/he/she/it/we/you/they
will be stopped
----
will not be stopped
won't be stopped
Perfect Continous - Процесс в периоде
I/he/she/it/we/you/they
had been stopping
I/we/you/theyhe/she/it
have been stoppinghas been stopping
I/he/she/it/we/you/they
will have been stopping
stop -> останавливать