More attention must be paid the endangered animals..
I soon found that the work I was doing had al-ready been done by someone else. __________,I was wasting my time.
With the development of economy, even people in remote villages can have __________ to computers.
In my opinion, a short stay in the country for some time will be __________ to her health.
George went to find the house for a week, but he still didn't find a room __________.
—What made you so __________?—John's not listening to my advice.