A. intermittent B. third C. universe D. keep cool A. fragrant B. zinc C. pass off as D. virtual A. leakage B. skateboard C. rotten D. do some research A. Internet B. sewage C. inadequate D. appreciate A. anticipate B. friction C. choice D. derrick A. cooperate B. in charge C. gum D. methylated A. hide B. too to C. alcohol D. painlessly A. sanitation B. face to face C. sport D. railway station A. the high jump B. epithet C. in conclusion D. moot A. wound B. settle in C. negligible D. curiously