A. aphid B. arduous C. up to now D. without doubt A. earthquake B. have to C. see D. guarantee A. still B. too to C. stop D. visual A. welcome back to B. Scorpio C. babysit D. itinerant A. put to good use B. spare C. democratic D. observatory A. navigation B. next to C. cut up D. forecast A. have got to B. seashore C. reprimand D. opinion A. wit B. buy C. to be honest D. listen to English A. complaint B. refer to C. New Year D. activity A. think twice B. cycling C. attach to D. horn