PAST CONTINOUS TENSE

Formula :

(+) S + was/were + V ing + O + time signal.

(-) S + was/were + not + V ing + time signal.

(?) was/were + S + V ing + O + time signal?

Example :

Ari was washing clothes two hours.

Question word :

(subject)        : QWs + was/were + V ing + O + time signal?

(verb)            : QWv + was/were + S + doing?

(object)         : QWo + was/were + S + V ing + time signal?
(adverb)        : QWa + was/were + S + v ing + O?