A. thirty B. keyboard C. sightseeing D. congestion A. elderly B. red C. ago D. rob A. blood B. lay the table C. rid D. playground A. bike B. gap C. outrageous D. meet A. the B. arduous C. researcher D. odds A. truant B. acquire C. where D. Tree Planting Day A. library B. bee C. compose D. does A. technological B. school C. accent D. landmine A. stadium B. yellow C. intrigue D. nonsense A. far B. deem C. sounding D. get around