A. mixture B. news C. ruler D. envious A. scream B. desk C. balanced D. skipping rope A. a pair of scissors B. astronomy C. pen D. vein A. badly off B. in danger C. pizza D. ten A. football field B. six C. great D. annoy A. nine B. incredible C. flower D. report A. five B. classroom C. aspirin D. millipede A. eight B. lead C. prime D. tragedy A. teacher B. hand-made C. illness D. kilogram A. pencil box B. so-so C. even if D. underground