Only in the library _____ the book.
Anyone in the lab has to the following dos and don’ts.
It’s really difficult to ______ what he is trying to express.
This camera is of good quality. If it ______ break down within the first year, we would replace it with a new one.
As a green hand, he doesn’t know______ it takes to start a business here.
He is looking for a job, ______ where he can make the most of his talent.