Read it through once

For some probably economical reason it was usually a woman who was chosen for this particular duty, and Groby gave as his motive in selecting Tess that she was one of those who best combined strength with quickness in untying, and both with staying power, and this may have been true. The hum of the thresher, which prevented speech, increased to a raving whenever the supply of corn fell short of the regular quantity. As Tess and the man who fed could never turn their heads she did not know that just before the dinner-hour a person had come silently into the field by the gate, and had been standing under a second rick watching the scene and Tess in particular. He was dressed in a tweed suit of fashionable pattern, and he twirled a gay walking-cane.