(1)would rather do sth than do sth 宁愿做……而不愿做……
例：She would rather die than turn against his motherland.
(2)would rather have done sth 宁愿过去做过某事
例：I would rather have taken his advice. 我宁愿过去接受他的意见。
(3)would rather sb had done sth 宁愿某人过去做过某事
例：I would rather I had passed the examination last week.
(4)would rather sb did sth 宁愿某人现在或将来做某事
例： Who would you rather went with you? 你宁愿谁和你一起去?