1 Was 

2 visited 

3 helped 

4 went 

5 had

6 climbed 

7 stayed 

8 used 

9 were 

10 leaved 

11 returned 

12 wasn't 

13 did 

14 spent

15 Did you do 

`CT`

`-Tobe`

`->` +) S + was/were + N/Adj

`->` -) S + was/were not + N/Adj

------------------------------------

`->` +) S + Vpp + O

`->` -) S + didn't + V + O

`->` ?) Wh + Did + S + V + O ?

--Ngoc--

1. be -> was

2. visit -> visited

3. help -> helped

4. go -> went

5. have -> had

6. climb - climbed

7. stay -> stayed

8. use -> used

9. be -> were

10. leave -> left

11. return -> returned

12. not/be -> wasn't 

13. do -> did

14. spend -> spent

15. you/do -> did you do

S + was/were + N/Adj

S + was/were not + N/Adj

S + V + O

S + didn't + V + O

What + Did + S + V + O ?

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