write 及be 在虚拟语气12个时态中的形式I2国际私塾
虚拟现在（一般）时if he writes. if he be wise.
虚拟现在进行时if he be writing.
虚拟现在完成时if he have written. if he hace been wise.
虚拟现在完成进行时if he hace been writing.
虚拟过去（一般）时if he wrote. if he were wise.
虚拟过去进行时if he were writing.
虚拟过去完成时if he had written. if he had been wise.
虚拟过去完成进行时if he had been writing.
虚拟将来（一般）时if he would (or should) write.
if he would (or should) be wise.
虚拟将来进行时if he would (or should) be writing.
虚拟将来完成时if he would (or should) have written.
if he would (or should) have been wise
虚拟将来完成进行时if he would (or should) have been writing.
和陈述语气的差别是：在虚拟一般时中，be用于各种人称，而不用is，am，are；第三人称单数主语后用不带-s词尾的动词（如write，have）来代替带词尾-s的动词（如writes，have）来代替词尾-s的动词（如writes，has）。

在虚拟语气过去时中，即使在第三人称单数主语后也用were，而不用was。

虽然时态总数有12个，但进行时及完成进行时态却很少使用。

现在时态只是偶尔使用，也偏于书面体。

因此厂用电时态只有六个。

I2国际私塾。