A. backward B. dose C. New Year's Day D. zero A. been B. back C. longitudinal D. run after A. clay B. lead to C. March D. diet A. calm down B. April C. stalagmite D. breakfast A. competent B. rambling C. Labour Day D. wham A. repair B. appeal C. inn D. Easter A. make sense B. fill C. January D. weekly A. meeting B. fall ill C. Spring Festival D. immune A. watchtower B. island C. grass D. appreciation A. speak English B. bucket C. finger D. tree