A. elderly B. eager C. rope D. interstellar A. biology B. publish C. for sure D. plug A. journalist B. first place C. explain D. once again A. hive B. shopping mall C. colleague D. tentative A. turtle B. cliff C. depend on D. failure A. morning B. mermaid C. deduce D. section A. emotionally B. butter C. Mid-Autumn Festival D. idiomatic A. correspondence B. scarf C. they're D. deliberately A. Mrs. B. make a snowman C. stick to D. thorough A. down B. obvious C. acquire D. measure