1.1 (didnt went) to Chiang Mai last weekend.
2. My father (washed) his car yesterday.
3. (did you went) to China last year?
4. They (studied) Chinese yesterday.
5. She (didnt sleeped) well last night.
6. (did he helped) his mother last night?
7. We (drinked) milk last night.
8. (did he swimed) in the pool yesterday?
9. You (didnt had) a new car.
10. The thief (runed) away from the policeman.