A. librarian B. keep in touch with C. in vain D. syndrome A. butcher B. North American C. set in D. longan A. even B. needle C. gardener D. development A. translator B. teenage C. pea D. vet A. hold on B. air-resistance C. suburb D. monk A. metal B. president C. weed D. deserve A. nickname B. without doubt C. clerk D. natural A. computer programmer B. banal C. prime D. roll A. gravity B. plead C. literature D. photographer A. leave behind B. surfing C. burglary D. guide