9. "did" in past tense simple

9.  "did" in past tense simple  There is no whole a lot to be discussed for this helping verbs, if you have been a guru for “do” and “does” in present simple. “did” is past tense of “do” and “does”. As it is the second form, absolutely the function is for modifying verb of past tense. “did” is used to transform positive sentence in to negative and interrogative.

e.g.:

Maria loved cat.

Mark worked in Jakarta.

Horse ate grass.

They traveled to Bali.

I and Prada made clothes.

You played game.

I taught English.

Here are practices for you. Complete the sentence by adding the helping verb.

 Ex.: Did Maria love cat?

.....horse eat bamboo?

....I and prada make bags?

....you play tennis?

....Mark work in Jakarta?

 ...they travel to Australia?

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