i) what are your animals at the zoo

j) who did you go to the zoo

k) tony liked tigers because they fast the were

`h)` The panda looked cute when I was there.

`i)` What are your favourite animals at the zoo?

`j)` Who did you go to the zoo with?

`k)` Tony liked tigers because they were fast.

`@` Quá khứ đơn:

`-` V thường:

`(+)` S + V2/ed

`(-)` S + didn't + V

`(?)` (Wh_question) + did + S + V?

`-` V tobe: 

`(+)` S + was/were + O

`(-)` S + was/were + not + O

`(?)` Was/Were + S + O?