A. camp B. cut rice C. economic D. pay phone A. advertising B. receive C. hurriedly D. Russia A. vacuum B. honk C. bicycle D. visit A. navigator B. spoon C. shudder D. Thank goodness A. CD B. conductor C. explore D. plausible A. chairwoman B. blackboard C. field D. sadly A. suffer from B. nowhere C. license D. push A. porcelain B. pay attention C. meaningful D. lever A. explosion B. everywhere C. warm-hearted D. sit-up A. park B. eat up C. history D. chairman