underwear過去式

該詞沒有過去式，underwear名詞詞性，例如：

1、She packed one change of underwear.她打行李時帶了一套換洗的內衣。

2、She stripped down to her underwear.她把衣服脫得只剩下了內衣。

3、He put on his underwear and got into his suit.他穿好內衣，然後穿上西裝。