why did you buy the book?---_______ my English.A.Improve B.Improving C.to improve
问题描述:
why did you buy the book?---_______ my English.A.Improve B.Improving C.to improve
D.be improving
答
选C to improve.
why did you buy the book?为什么你买那本书?
to improve my English.为了提高英语.