Daniel is one of the students in the class who never _______ a mistake even when it is pointed out to him.
_________ in the fields on a March afternoon,he could feel the warmth of spring.
He was busy writing a story,only _________ once in a while to smoke a cigarette.
_________ the project as planned,we’ll have to work two more hours a day.
. We finished the run in less than half the time _________.