第七组：16种时态公式 • 一般现在时do • 一般过去时did • 一般将来时will do • 过去将来时would do • 现在进行时be doing • 将来进行时will be doing • 现在完成时have/has done • 过去进行时was/were doing • 过去完成时had done • 将来完成时will have done • 过去将来进行would be doing • 过去将来完成would have done • 现在完成进行have been doing • 过去完成进行had been doing • 将来完成进行时 will have been doing • 过去将来完成进行时 • would have been doing