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6. Inside this water-eroded cave is a spectacular world of various stalactites, stone pillars and rock formations created by carbonate __________.

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7. He picked it up gingerly, holding it away from his body as one might _________ a suspicious package.

8. Both steps would require huge courage by the two leaders; both may well _______ .

9. “I’m going to get more aggressive with exercise and use ________ as a last resort,” Ms Molnar says.

10. I didn't think his comments were very __________ at the time.