Spurred by the phenomenal groth of the
city of Chicago after the Civil War, Illnois
became__________________________
○ that a major industrial state
○ to a major industrial state
○ a major industrial state
○ to be a major industrial state
答案為D
請問一下為什麼答案不是C啊? 不是直接become+N 就好了嘛?
請指點^^