Iran is the largest producer of（ ）（ ）（ ）（ ）（ ）in the world.（ ） A: pistachio B: saffron C: oil D: gas

Iran is the largest producer of （ ）in the world. A: Crude Oil B: Mutton C: Pistachio D: Saffron

从下列句子中选出一句最好的表达 A: Every day, he labored from dawn to sundown, plowed his field, turned the soil, and tended to his pistachio (,开心果) trees.  B: Every day, he plowed his field and turned the soil, tending to his pistachio trees and laboring from dawn to sundown. C: Every day, he labored from dawn to sundown, plowing his field, turning the soil and tending to his pistachio trees. D: Every day, laboring from dawn to sundown, plowing his field, and turning the soil, he tended to his pistachio trees.