A. come to an end B. at dusk C. orchestra D. poison A. operate B. patient C. sympathy D. hang A. size B. rubbish bin C. imperceptible D. detail A. context B. lesson C. care about D. memory A. gently B. above all C. Pacific Ocean D. fall down A. souvenir B. pass away C. went camping D. imagination A. habit B. unfortunately C. format D. splendid A. call in B. first-ever C. expect D. spacecraft A. leaky B. goods C. uncrumpled D. lean A. friendly B. manage to do C. introduce D. reinforce