I may strain you may strain she may strain we may strain you may strain they may strain
V-ing form
I may be straining you may be straining she may be straining we may be straining you may be straining they may be straining
Perfect
I may have strained you may have strained she may have strained we may have strained you may have strained they may have strained
V-ing perfect
I may have been straining you may have been straining she may have been straining we may have been straining you may have been straining they may have been straining
Negation
Simple form
I may not strain you may not strain she may not strain we may not strain you may not strain they may not strain
V-ing form
I may not be straining you may not be straining she may not be straining we may not be straining you may not be straining they may not be straining
Perfect
I may not have strained you may not have strained she may not have strained we may not have strained you may not have strained they may not have strained
V-ing perfect
I may not have been straining you may not have been straining she may not have been straining we may not have been straining you may not have been straining they may not have been straining
Interrogative form
Simple form
may I strain? may you strain? may she strain? may we strain? may you strain? may they strain?
V-ing form
may I be straining? may you be straining? may she be straining? may we be straining? may you be straining? may they be straining?
Perfect
may I have strained? may you have strained? may she have strained? may we have strained? may you have strained? may they have strained?
V-ing perfect
may I have been straining? may you have been straining? may she have been straining? may we have been straining? may you have been straining? may they have been straining?
Interro-negative form
Simple form
may I not strain? may you not strain? may she not strain? may we not strain? may you not strain? may they not strain?
V-ing form
may I not be straining? may you not be straining? may she not be straining? may we not be straining? may you not be straining? may they not be straining?
Perfect
may I not have strained? may you not have strained? may she not have strained? may we not have strained? may you not have strained? may they not have strained?
V-ing perfect
may I not have been straining? may you not have been straining? may she not have been straining? may we not have been straining? may you not have been straining? may they not have been straining?