1. Maryam wishes she would stay in Vietnam tomorrow. / Maryam wishes she would not leave Vietnam tomorrow.
2. He has designed clothes for more than twenty years.
(or: He has been designing clothes for more than twenty years. (nhưng mình chưa chắc câu này là đúng))
3. A kimono can be completed by an experience tailor in a single day.
4. She asked Hoa how good her English speaking skills were.
5. Unless he improves his spelling, he will not get good grades/he will get bad grades.
6. I wish I knew his address.
7. His brother started collecting stamps on Sunday.
8. Nam began watering vegetables at nine o'clock.