Fred entered without knocking and,very out of breath,sank __

Fred entered without knocking and,very out of breath,sank __ breath和out of breath Now I get out of breath very quickly. be out of breath out of breath不懂! Out of ().breath/breathe/breathing/the breath 英语单句改错1She entered into the room without knocking at the doo He entered without knocking at the door 这句中 knock 后面是不是应该加ed 单选;1,----and out of breath,Andy and Ruby were the first to r ______ and out of breath, we reached the top of the mountain ____and out of breath,we reached the top of the mountain and Between you and me,Peter is____.He is out of breath while wa