A. EXPENDITURE B. EXPERIENCE C. EXPERIMENT D. EXPERT

45. - BAI TAP TRAC NGHIEM TIENG ANH LOP 12 UNIT 5 HIGHER EDUCATION SO 3 CO DAP AN
BAI TAP TRAC NGHIEM TIENG ANH LOP 12 UNIT 5 HIGHER EDUCATION SO 3 CO DAP AN

45. a. expenditure

b. experience

c. experiment

d. expert