A. series B. centre C. thank you D. correction A. many B. mattress C. anthropologist D. send A. carry B. yellow C. solve D. in trouble A. employment B. red C. involved D. dweller A. computer programmer B. September C. ashtray D. green A. stand B. National Day C. brown D. softball A. ruler B. color C. at home D. radical A. how old B. What day is today C. white D. the Potala Palace A. teapot B. blue C. silk D. bookstore A. single B. science C. tree D. dress up