She is painting.
他正在刷油漆。
She is having a shower.
她正在淋浴。
动词真相：have →去e →加ing=having。
They are fishing.
他们在垂钓。
She is writing a letter.
她正在写一封信。
He is doing his homework.
他正在做他的功课。
She is painting a picture.
她正在画一幅画。
She is watching the television.
她正在看电视。
She is washing her clothes.
她正在洗衣服。
She is making a cup of tea.
她正在泡一杯茶。
They are fighting.
他们在打斗。
动词后面加ing的法则之二：
以ie结从头至尾的动词，先将ie改为y，再加+ing。例如：
lie——lying
tie——tying
die——dying
