– Is John coming by train? – He should, but he _______ not. He likes driving his car.
Being a teacher always encouraging students to think for themselves, I won't tell them answers until they __________ on a math problem for more than an hour.
He could speak English fluently because he __________ it for four years when he was a college student.
Looking at my mother's ___________ face, I regretted not having told her my whereabouts on the phone.
--This decision really upsets me. --- _______, Ellen. Things will work out well.
These suggestions are perfectly in _____ tune with our thoughts on ______ subject.