Jenny hopes that Mr. Smith will suggest a good way to have her written English in a shor

问题补充：

Jenny hopes that Mr. Smith will suggest a good way to have her written English in a short period.

A. improved

B. improving

C. to improve

D. improve

答案：

(答案→)A. improved

B. improving

C. to improve

D. improve

解析：指英语水平得到提高，故要用过去分词表示被动意义，即选A。