The fireworks last year the beauty of Changchun over Chinese New Year.A. adds toB. adds u

问题补充：

The fireworks last year the beauty of Changchun over Chinese New Year.

A. adds to

B. adds up

C. adds up to

D. added to

答案：

A. adds to

B. adds up

C. adds up to

(答案→)D. added to

解析：此处adds to加到……上； adds up加起来；adds up to总共；added to加到……上；增添（一般过去时）。句意：去年新年的爆竹增添了长春的美丽。