Handy: get, think; Answer: react and cooperate. What you think in your heart, your hands can do. Metaphor is skilled or doing things very smoothly.
Study and practice safely and safely, without accidents;
An Ansheng described it as stable and safe.
The prison itself
Pass the exam at once;
In one go. Describe the compact structure and coherent style of the article. It is also a metaphor for doing one thing, carefully arranged, quickly and uninterrupted.
Successfully obtained:
Success is described as success at the beginning of work.