—What do you think of teaching, Bob?—I find it fun and challenging. It is a job __________ you are doing something serious but interesting.
Many students urged that the school readingroom ________ open during the vacation.
The thief turned the whole house ________ looking for money.
The government has decided that the publication of the report would be ________ to the public interest.
—I'm sorry I made a spelling mistake in my composition! — _________. Nobody is perfect.
There is no _______ evidence _______ the plane crashed into the South China Sea at present.