— Hi, Mary. Any idea where Bill is?— He ______ in the library. I saw him reading books there just now.
You should always exercise, ______ it’s only ten minutes every day.
____ large number of children have joined the book club and ____ number is increasing.
I don’t ______ the price, as long as the house is in good condition.
Mike has dreamed about taking a bike trip for a long time, so he _____ a new bicycle this afternoon.
After months of hard work, the building was completed ahead of ______.