You'd better not have the light _____ all day long.
The song is sung all over the country, ______ it the most popular song this year.
I was ________ leave ________ I saw him ________ towards me with a bag in his hand.
A new bridge will be built just at the place where the old one was ________.
________ the plan has been made,let's get down to ________ it out.
The government will force companies to ________ any possible measure to reduce air pollution.