10 sentences in past tense

   1.     (+)   He worked in the bank

 (-)   He did not work in the bank

(?)   Did he work in the bank?

2.    (+)   She worked hard for her family

 (-)   She did not work hard for her family

(?)   Did she worked hard for her family?

3.    (+)   He liked  apple

 (-)   He did not like apple

(?)   Did he like apple?

4.    (+)   You were a student.

 (-)   You did’t  a student.

(?)   Did you a student?

5.    (+)   Mr. Handoko went to Bali.

 (-)   Mr. Handoko did not go to Bali.

(?)   Did Mr. Handoko go to Bandung?

6.    (+)   Mr. Teguh were here

 (-)   Mr. Teguh did not here

(?)   Did Mr. Teguh here?

7.    (+)   Mr. Imam learned  English.

 (-)   Mr. Imam did not learn English.

(?)   Did Mr. Imam learn English ?

8.    (+)   The teachers werein the classroom.

 (-)   The teachers were not in the classroom.

(?)   Did the teachers in the classroom.

9.    (+)   I think I knew him.

(-)    I think I did not know him.

(?)   Did you think you know him?

10.    (+)   I understood English better.

(-)    I did not understand English better.

(?)   Did you understand English better.