---- It took me nearly 5 years to make a breakthrough in my field. ---- Well, yo

题型：不详难度：来源：

---- It took me nearly 5 years to make a breakthrough in my field.
---- Well, you know what people say. _________.

A．There is no smoke without fire.

B．Practice makes perfect.

C．All roads lead to Rome.

D．No pains, no gains.

答案

D

解析

考查谚语。There si no smoke without fire,无风不起浪。 Practice makes perfect.熟能生巧。 All roads lead to Rome.条条大路通罗马。 No pains,no gains. 没有付出就没有回报。
句意为---在这个领域取得突破花了我5年的时间。----没有付出就没有回报。