A. produce B. unexpected C. the Nile D. regulation A. dairy B. add C. vaccination D. translator A. fifty B. stupid C. cheetah D. sometimes A. lazy B. lollipop C. after all D. National Day A. along B. mistake C. whenever D. ashamed A. weightlessly B. soothe C. positive D. gleam A. polo B. take a vacation C. greeting D. match A. spokeswoman B. limit C. smartphone D. girlfriend A. scold B. board C. keep in touch with D. nest A. aspect B. seed C. break the ice D. formal