常见到的强调形式，共有以下七类：
⒈用do/does/did + V可表强调
Some people do believe that nuclear power poses a threat to the world peace.
⒉adv或adj可表强调：Never / only/ Very
This is the very question that deserves careful analysis.
⒊双重否定可表强调
Taking part-time jobs is never without drawbacks.
⒋what引导的主从可表强调
What really matters is cooperation.
⒌倒装可表强调(凡是倒装都可以表示强调)
Littlie do people take into account the seriousness of this problem.
⒍比较状语从句可表强调
Nothing is more imperative than to learn from the past.
⒎强调句型可表强调
It is /was +被强调部份+ that / who +原句剩余部份
It is stability that destroys people’s ambition and barricades people’s steps.
It is through competition that children can learn the meaning of courage.