Chọn câu đúng nhất ứng với A (hoặc B, C, D) từ những từ gợi ý
spring/ nature/ awaken/ long/ winter sleep.
A.At spring, nature awakens from her long winter sleep.
B.In spring, nature awakens from her long winter sleep.
C.On spring, nature awakens by her long winter sleep.
D.In spiring, nature awakens by her long winter sleep.