Isuv伊苏夫
isv.是(be的第三人称单数一般现在时)
Is Prof. Zhang in?
Is it a colour film?
Is it green or blue?
Is this a notebook ?
Is Emma hot or cold?
Is this a white cat?
Is this agreeable to you这合你的意吗?
Is Seoul a big city?
Is your ideal product.是您理想的产品。
Is that a good idea?