A. savannah B. pass on C. totally D. usual A. impression B. preposition C. elder D. peanut A. camp B. Lost and Found C. be hard on D. copy A. avoid B. responsibility C. net D. member A. donate B. son C. be occupied with D. look through A. crazy B. greenhouse C. pardon D. envision A. socialist B. eve of the Spring Festival C. take pity on D. compare A. what's wrong B. observation C. grateful D. optional A. decoration B. pressure C. excuse me D. truant A. build sb up B. parent C. wrong D. traffic light