wash的四种形式藏在日常语境中,如四幅定格的生活画面。原形wash用于习惯与指令,像“You must wash your hands”的即时要求或“I wash the windows every weekend”的固定节奏,带着“现在”的鲜活感;第三人称单数washes是他人日常剪影,如“My sister washes her hair”展现他人习惯,或“The machine washes clothes”聚焦事物动作;过去式washed记录时间旧痕,如“I washed the shirt y...