按要求写出单词的相应形式。
(1) come(反义词)________________
(2) desk (同义词)________________
(3) there (同音词)________________
(4) man(对应词)________________
(5) is(原形)________________
(6) knife(复数)________________
(7) right(反义词)________________
(8) China(形容词)________________
(9) bus (复数)________________
(10) children(单数)________________