A. sudden B. fail C. optimism D. by accident A. be connected with B. twenty-four C. the Olympics D. a piece of A. previous B. dialect C. take place D. annoy A. remain B. fear C. in vain D. candle A. confess B. boil C. sportswear D. take pity on A. storybook B. Halloween C. smell D. yummy A. bacteria B. considerable C. recluse D. website A. get on well with B. waterspout C. yeast D. accidental A. credit B. salty C. earache D. lose heart A. pencil-box B. heel C. PE D. over-zealously