dont后面的动词用什么形式
do not不要；勿；请勿；如Im afraid our needs do not rate very high with this administration.
Doctors do not always have good communication skills.
医生不一定都具备良好的交际能力。
These guidelines do not have the force of law.
这些指导原则不具有法律效力。
While I am willing to help, I do not have much time available.
尽管我愿意帮忙，但是没有多少时间。