A. biochemist B. air hostess C. Chinese medicine D. shall A. hut B. on foot C. predecessor D. can't A. weather B. spend C. by car D. rude A. submerge B. crane C. about D. pagan A. enough B. guide C. one of D. police station A. let's B. motor neurone disease C. ray D. user-friendly A. activity B. rapid C. key D. decide A. by bus B. throw C. British D. mad A. cruise B. dinosaur C. pocket money D. envision A. museum B. achieve C. arrive at D. enormous