A. pen pal B. solid C. brief D. wasn't A. have fun B. scientist C. attain D. all the time A. equilibrium B. Don't worry C. advice D. flea-ridden A. upon B. up to standard C. coarse D. intend A. ours B. floor C. shepherd D. contain A. safe B. icy C. pea D. radio A. sweet B. alpinist C. during D. all the best A. a great deal B. valueable C. vacation D. pioneer A. parishioner B. give up C. twelve D. Tian'anmen Square A. clean the door B. solitary C. Terra Cotta Warrior D. kill