Khi A thì B


Used to link two clauses that have relation of condition and result in a compound sentence. A express the condition. B express the result.


Khi mùa Xuân đến thì cả khu rừng này đầy hoa.
When spring comes, this forest is full of flowers.
Khi tôi lớn thì bà tôi không còn nữa.
When I grew up, my grandmother was gone.