A. domesticate B. take place C. kilogram D. awful A. cry out B. enterprise C. be supposed to D. take A. short B. port C. ticket office D. hallway A. memory-chip B. center C. earphone D. desire A. as as B. something C. radio astronomer D. practise A. spatial B. distinct C. spiteful D. old A. air hostess B. young C. downfall D. bill A. heavy B. catastrophe C. millimeter D. exclusively A. hang B. impersonal C. quietly D. big A. emotion B. poster C. weigh D. Great Wall