When _______ help, one often says “Thank you.” or “It is kind of you “

The young man felt so guilty about his drunk driving that not a single word ____ to defend himself in court.

“Never for a second，”the boy says，“________that my father would come to my rescue.”                                                        (2013·江苏，27)

Don't you recognize him? Just look up. On the opposite wall ________.

We have been told that under no circumstances_______ the office telephone for personal affairs.