A. pay B. interplanetary C. at an end D. mark A. no picking of flowers B. in need of C. compare to D. signature A. float B. luggage C. the thing is D. secret A. topic B. glisten C. inhabitant D. increase A. circle B. sanguine C. rigid D. fond A. air tank B. communications C. invaluable D. sink A. face-to-face B. plaster C. compare with D. make a wish A. concern B. mend C. blur D. power pack A. mechanic B. welfare C. specialize D. specially A. Boston B. pedestrian C. alien D. will