an apple
湯姆偷了一顆蘋果。
Tom stole an apple.
他想要一顆蘋果。
He wants an apple.
他吃了一顆蘋果。
He ate an apple.
她吃了一顆蘋果。
She ate an apple.
你有一顆蘋果。
You have an apple.
他洗了一顆蘋果。
He washed an apple.
桌子下面有一顆蘋果。
There is an apple under the table.