When is the best time to go to haierbin?Of course___ 横线上填什么?

When is the best time to go to haierbin?Of course___ 横线上填什么? when is the best time to go to sanya?why? when is the best time to go to Beijing? when is the best time to go to sanya? when is the best time to go to harbin是什么意思 when is the best time to go to Harbin?why? When is the best time to go to Shanghai加什么标点 When is the best time to go to your city?什么意思 When is the best time to go there 与What is the best time意思相同 When is the best time to 用 is when time the best go to to beijing 连词成句 用 is when to beijing go best the time to 连词成句