She’s having a lot of trouble with the new computer, but she doesn’t know whom to ____.

Whose shirt is this Is it Tom’s — No, it isn’t. _______ iswhite.

I can hardly know_______ so many used cars.

Youscold such a pupil who always keeps silent so seriously that youhurt him.

OurEnglish teacher devoted herself____ to her teaching and it earned her a good reputation in our school