A. without doubt B. trust C. scent D. travelling A. heavy B. prolonged C. circle D. collect stamps A. scare B. irritation C. condition D. lonely A. perspective B. no idea C. folk D. explain A. think about B. I'd like C. novice D. no problem A. regret B. loop C. war D. effort A. bright B. pad C. have a good time D. warm up A. treasure B. hundred C. chain D. penniless A. toothache B. glue C. break the record D. second-hand A. week B. gusher C. mention D. screen