A. the Opera House B. anyone C. orally D. lend A. the British Museum B. radio frequency C. went D. conversation A. hiking B. enrich C. lounge D. civilize A. French B. improve C. have a good time D. keeper A. speak B. fruit C. switch D. a cup of A. oneself B. cyclist C. tower bridge D. temporarily A. London B. drainage C. eat the cake D. darling A. Toronto B. e-friend C. mooncake D. spend A. Washington D.C B. developer C. consistent D. bring out A. president B. sales department C. ruler D. for sure