I may spare you may spare he may spare we may spare you may spare they may spare
V-ing form
I may be sparing you may be sparing he may be sparing we may be sparing you may be sparing they may be sparing
Perfect
I may have spared you may have spared he may have spared we may have spared you may have spared they may have spared
V-ing perfect
I may have been sparing you may have been sparing he may have been sparing we may have been sparing you may have been sparing they may have been sparing
Negation
Simple form
I may not spare you may not spare he may not spare we may not spare you may not spare they may not spare
V-ing form
I may not be sparing you may not be sparing he may not be sparing we may not be sparing you may not be sparing they may not be sparing
Perfect
I may not have spared you may not have spared he may not have spared we may not have spared you may not have spared they may not have spared
V-ing perfect
I may not have been sparing you may not have been sparing he may not have been sparing we may not have been sparing you may not have been sparing they may not have been sparing
Interrogative form
Simple form
may I spare? may you spare? may he spare? may we spare? may you spare? may they spare?
V-ing form
may I be sparing? may you be sparing? may he be sparing? may we be sparing? may you be sparing? may they be sparing?
Perfect
may I have spared? may you have spared? may he have spared? may we have spared? may you have spared? may they have spared?
V-ing perfect
may I have been sparing? may you have been sparing? may he have been sparing? may we have been sparing? may you have been sparing? may they have been sparing?
Interro-negative form
Simple form
may I not spare? may you not spare? may he not spare? may we not spare? may you not spare? may they not spare?
V-ing form
may I not be sparing? may you not be sparing? may he not be sparing? may we not be sparing? may you not be sparing? may they not be sparing?
Perfect
may I not have spared? may you not have spared? may he not have spared? may we not have spared? may you not have spared? may they not have spared?
V-ing perfect
may I not have been sparing? may you not have been sparing? may he not have been sparing? may we not have been sparing? may you not have been sparing? may they not have been sparing?