Sắp xếp các từ sau thành câu hợp lí (2đ)
going / on / we / are / to / the / a / trip / countryside / next month.
A.We are going on a trip to the countryside next month.
B.We are going to the countryside next month on the trip.
C.We are going on a trip next month to the countryside.
D.We are going to the countryside on a trip next month.