Jim took this course, improve his spoken English.
A. aimed to
B. aiming at
C. aiming to
D. aimed at
网友回答
A. aimed to
B. aiming at
(答案→)C. aiming to
D. aimed at
解析：
试题分析:考查非谓语动词。be aimed at “旨在，目的在于”，后面跟名词、代词或动名词，所以B、D选项错误；aim to do“目的是，旨在”，而aim和主语Jim之间是主动关系，所以用现在分词，C选项正确。句意：杰克选了这门课程，目的是想提高自己的口语水平。