----It took me ten years to build up my business, and it almost killed me.
----Well, you know what they say. .
A. There is no smoke without fire
B. Practice makes perfect
C. All roads lead to Rome
D. No pains, no gains
网友回答
A. There is no smoke without fire
B. Practice makes perfect
C. All roads lead to Rome
(答案→)D. No pains, no gains
解析：本题考查谚语。There is no smoke without fire无火不生烟，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.不付出哪有收获。