Question

i did my homework all by _
a.myself
b.mineself
c.self
d.myself

we made the cake all by _
A.usself
B.ourself
C.ourselves
D.usselves

Answer 1

1.- La respuesta correcta es myself, que en la oración significa mi misma

2.-La respuesta es ourselves

Los reflexive pronouns correctos son estos:
singulares:
myself
yourself
himself, herself, itself
plurales:
ourselves
yourselves
themselves