Jane is one of the best students in her class who_____by their teacher.

Work hard, ______ you’ll pass the exam.—OK. I’ll try my best.

The old man remained seated on the grasswith his thoughts ________ the faith that the boy is worth ________ .

Have you got an iPhone 6s P —No, many young people now say “No” to it because of follow-up service.

I’m on ______ diet to lose weight.— You should take ______ exercise as often as you can.