. It’s not ____ I won’t do it, _____ I can’t do it.
. —Sorry to hurt you. —_______. You didn’t mean to, did you?
. Tom joined a dancing group but didn’t seem to , so he left.
. Your brother__________be hungry now.-----he had lunch only two hours ago!
. AIDS is said________the biggest health to people in that area over the past few years.
. With a lot of problems ________, the newly – elected headmaster is having a hard time.