a sure method的用法和样例：
- It is no fun betting on a sure thing.
- She drew the outline with a sure hand.
- Exercise is a sure way of losing weight.
- These stocks will earn money; it's a sure thing.
- Not bothering to vote is a sure sign of defeatism.
- Not bother to vote is a sure sign of defeatism.
a sure method的相关资料：
Aomine a A Multinational Company Internal Audit A headache usually denotes sickness. a Chinese-English bilingual textbook A particular detail or circumstance. a socialist who advocates communism. a little/short-eared/snowy owl a one-size-fits-all candidate. A carpenter must measure accurately. A house from Hornitos...Chile.