A. time B. hum C. clamp D. board A. o'clock B. be glad to C. athletic D. silly A. outdoors B. OK C. vicious D. twenty A. illiterate B. night C. teach English D. inveterate A. twelve B. Santa Claus C. ingenuity D. sneeze A. socialist B. June C. amphibious D. day A. railway B. possess C. brush one's teeth D. good-bye A. get lost B. deer C. fruit D. clock A. eleven B. Nile C. monthly D. twin A. do well in B. at C. temper D. keep from