选用合适的疑问词填空。
1. —______ will you come to Guilin?
—Next week.
2. —______ will go there with me?
—Daming.
3. —______ is Helen?
—I think she is reading books in her room.
4. —______ day is it today?
—It is Saturday.
5. —______ do you usually go to school, Ann?
—I usually go there by bike.