1. You (drive) to work when the accident happened? _______________
2. I promise I (try) my best next semester ______________
3. (Learn) about other cultures is one of my interests. _______________
4. Sandra needs (improve) her English writing. ______________
5. He doesn’t mind (help) his mother do housework. _______________
6. We have to (clean) the house carefully before Tet. _______________