Though the “No smoking” signs have existed for long in public places, heavy smokers often ________ them and light up cigarettes.

The time and effort he has devoted during the past few years____ trees in that remote area is now considered to be of great value．

 I'm interested in a single room. Do you have any ________？

At the meeting，Tom ________an idea about how we could get enough money to help those in trouble.

In fact, I think it’s very much nicer without the naughty boy, if you don’t mind me _______ so.