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United States? A. Was it true B. Is it true C. It is true D. It was true B 9. _______ certain that his invention will lead to the development of production. A. That’s B. This is C. It’s D. What’s 10. _________ that there’s another good harvest this year. A. It says B. It is said C. It was said D. He was said B 11. It’s no use ____ over spilt milk. A. cry B. crying C. that you cry D. for you to cry B ?Do grammar P103104?Review integrating skill.