一条黑裤子是this black trousers还是these black trousers

是long black trousers还是black long trousers 一条裤子是a pair of trousers 还是one trousers This is my black trousers改错 英语补充句子i have( )( )( )black trousers 我有一条黑色的裤子 he likes black trousers对black 提问 __________your trousers,blue or black? 一条兰色的裤子是a blue pair of trousers还是a pair of blue trousers This pair of blue trousers is Tom's.The black trousers is To Are your trousers black?怎么回答 给别人看一条裤子 可以问别人What are these?回答They're trousers. He likes( )a white shirt and black trousers. The black trousers are on s____ for 15 dollars.