I think _ necessary to take more exercise.
A. it, for Jim and me
B. it’s, to Jim and me
C. that , for Jim and I
D. that’s, to Jim and I
网友回答
(答案→)A. it, for Jim and me
B. it’s, to Jim and me
C. that , for Jim and I
D. that’s, to Jim and I
解析：句意：我认为多做一些锻炼对我和吉姆来说很必要。本句中it做think的形式宾语，指代下文不定式内容，for后面接指人的对象，介词and后面用人称代词宾格，故选A。