1. What was Hoa doing when you came in?

2. Why didn't Lan go to school?

3. What did she have yesterday?

4. Where did you hold a party last year?

5. What was she doing when he came in?

6. When were they playing soccer?

7. What was Hoa getting used to?

8. Did she love him very much?

9. How many people are there in his family?

10. How much does it cost?

`->`

`1.` What was Hoa doing when you came in ? 

`2.` Why didn't Lan go to school?

`3.` What did she have yesterday?

`4.` Where did you hold a party last year?

`5.` What was she doing when he came in?

`6.` When were they playing soccer?

`7.` What was Hoa getting used to?

`8.` Did she love him very much?

`9.` How many people are there in his family?

`10.` How much does it cost?