A. lily B. polluted C. dragon boat race D. thin A. hero B. grandmother C. low D. conclusion A. rooftop B. riverside C. registration D. black A. aborad B. watch a film C. repel D. pasture A. lines B. aunt C. deep D. all kind of A. association B. white C. author D. sticker album A. meanwhile B. prolong C. compensate D. grandfather A. summer holiday B. cook C. distasteful D. persistent A. easily B. plant C. all day long D. Tuesday A. leave alone B. beyond C. so much for D. go for a walk