根据答句,写出相应的问句。
1. ––______________________?
–– It was very cold.
2. ––______________________?
–– She played with snow on a mountain.
3. ––______________________?
–– She went to Beijing by car.
4. ––______________________?
–– They went to the zoo.
5. ––______________________?
–– Ann ate a hamburger and fries for dinner.