. ---Learning a language isn’t easy. It takes time.
---I agree. . There is no short cut.
A. All roads lead to Rome
B. Rome was not built in a day
C. Practice makes perfect
D. Slow but sure wins the race
网友回答
A. All roads lead to Rome
(答案→)B. Rome was not built in a day
C. Practice makes perfect
D. Slow but sure wins the race
解析：考查谚语。A. 条条大路通罗马 B.伟业非一日之功
C. 熟能生巧 D.稳扎稳打。句意：学会一种语言不容易，它需要时间。——我完全同意，结合下文没有捷径，可知选B最符合语境。