TOEIC, Знайти слово за його значенням

#341

n. practice; training; furrow; seeding machine; row of seeds in a furrow
n. person who favors political and social reform
n. instructions; manual; handbook; indication of acceptable conduct or procedure
n. person who is an expert; person who is skilled
adj. experimental; trial; temporary; hesitant
n. prop; brace; economic assistance; upkeep; encouragement; aid