Salaries are much higher here than ______ in my city.
The hunter insisted that he _____ a tiger and that a searching team ______ to hunt for it.
You have to keep on learning if you want to keep ______ with the development of modern science and technology.
The athlete fell off his bike when he _____ down the hill.
There is ______ is called Mr. Smith in our workshop.
Young students are ______ not to smoke, either in or out of school.