【2015·湖南】It is important to remember that success ________ a sum of small efforts made each day and often ________ years of achieve.
She has been the subject of_____ media coverage.
The Klondike was the_____ of one of the biggest gold rushes the world has ever known.
We have to ask them to ____talking in order that all people present could hear us clearly.
Because _____ the whole company, he sometimes has to work around the clock.
When does the next train _____?