Here are three balls, ___?

Just 10 percent of the 30 million Chinese currently suffering from depression are getting proper medical care _____ a lack of enough healthcare and social prejudice against mental illness, experts have said

Linda, how is your physics project _______—Very well. I’ll finish it tomorrow.

It was ________ experience thatcaused the company Robert ________ two years ago to get into trouble .

The rich only ______themselves in making money and had no eye for the needs of workers.