have you ever practiced conversations with friends______ your spe_英语解答

have you ever practiced conversations with friend
s______ your speaking skills?
Aimproved.B improve.
Ctoimprove. Dimproving

人气：286 ℃　时间：2019-12-16 13:16:29

解答

C
用不定式做目的状语
句意：你跟朋友一块练习对话来提高说的技能了吗?