... further study. Also, focus on your studying problems or achiecements. KIỂM TRA CHẤT LƯỢNG CUỐI NĂM 2011 MÔN: ANH VĂN – ĐỀ 10 EXERCISES PRONUNCIATION A. Choose the word whose bold part is ... teach their children at hom. In fact, the U.S. Department of Education has estimated that in 199 9, about 850,000 children were being A. to be marked B. to have been marked C. to mark D. to ... C.never D.always 4. 850,000 was the _____ number of homeschooled chiladren in the U.S. in 199 9. A.exact B.official C.escalated D.approximate 5. This estimated numbe was presented by ______....