在学习英语词汇中，有时同义词的辨析是很不容易的，我们一般从三方面进行区分，即：语法、语义和文体。语法主要是词性、搭配、句式等的区分；语义主要是词义的本义、引申义、比喻义和内涵和外延等的区分；文体主要是正式和非正式、褒义和贬义等的区分。
8.拉 拖
pull: The most general one.
draw: It implies a smoother, steadier motion and generally a lighter force than
pull.
drag: It usually refers to horizontal motion or motion up an incline (slope)
and it suggests laborious efforts over rough ground or against friction,
resistance or gravity.
The escaped prisoner was dragged out of his hiding place.
haul: It implies continuous pulling or dragging of heavy or bulky objects.
The fisherman is hauling a net.
tug: It applies to hard often sudden violent effort to pull.
He tugged at my sleeve to ask directions.
jerk: To pull suddenly.
He jerked out the knife that was stuck in the wound.
tow: To pull by a rope or chain. We towed the car to the nearest garage.
wrench: To pull hard with a twisting or turning movement. ，
- 考试辅导
