B. sweep B. have known today because he got mark 10. D. Countable Mark the letter A, B, C, or D on your answer sheet to indicate the correct answer to each of the following questions. 5. How can you live in this messy room? Go and A. dust 6. We're good friends. We A. know 7. John looked C. tidy it up at once. each other for a long time. D. do C. are knowing D. knew A. happy B. happily C. unhappy D. happiness 8. There are not many between American and British English. A. difference B. different 9. You sometimes help your mother C. differences the housework. D. differently 7
