A. interval B. open C. fifty D. speak A. calm down B. cooker C. dweller D. forty-four A. convenience B. forty-six C. age D. dozens of A. well-known B. eighty C. call out D. like-minded A. homework B. quail C. DVD D. department A. flash B. there is C. twenty D. learnt A. rub B. quite a few C. sensitive D. sixty A. rural B. forty C. hammer out D. relevant A. come round B. thirty C. make effort D. annoying A. beat B. take a vacation C. from to D. seventy