下列各句中不含通假字的一项是（ ）

With the help of my mom, my father gave up ______ finally.

You all like your English teacher? — Yeah, she devotes herself____ to teaching and it earns her a good reputation[ ]

I wonder if he _______ thisweekend. If he ______, I’ll let you know.

You have no idea what I have had to _____ during the last few months.