She isn’ t good maths. Could you help her her maths?A. with withB. at atC. with atD.

问题补充：

She isn’ t good maths. Could you help her her maths?

A. with, with

B. at, at

C. with, at

D. at, with

答案：

A. with, with

B. at, at

C. with, at

D. at, with

解析：考查固定结构。Be good at sth,在某方面很擅长；help sb with sth,在某方面帮助某人。所以选D。