My sister is a book lover. She __________ lots of money buying new books.A. pays B. spends C. costs
They usually have lunch at school, ________?
Get up early and do exercise every day, _______you won’t have a strong body.
I don’t know if he _______tomorrow.
Children, will you finish _________the classroom before 5:00 p.m.?
I haven’t got an armchair_________. Will you make room for me?