为什么become前加have?（Cycling has become my favourite.）这是什么用法?RT.是不是在动词（联系动词?）前可以加have?求教,

为什么become前加have?（Cycling has become my favourite.）这是什么用法?RT.是不是在动词（联系动词?）前可以加have?求教, have been there.there前为什么不加to first,there are those words with which we become familar in ordinary conversation,which前为什么加with? sth have to some extent become a threat to sth 前面的have 前面的have搭to some extent 读起来不顺口为什么要加have? relations bewteen my parents have become difficult.为什么加have？she come home from home to find the house。为什么加to？ have a big supper与 have supper为什么前一个加A,后一个不加 become词性become是vi.为什么可以直接加宾语?比如说：become a doctor. You have to play sports for exercise.Play前为什么加have to? In the past few years,traffic problems(become)___more and more serious.为什么用have become, They respect people who have become rich为什么不是一般现在时become 这里用的一般现在时,为什么become不加s? It is fun to have ice cream in summerice cream前为什么不加an Diara,together with her firends studieschinese in China?为什么在studies前加have? 为什么1个对话里面,have meals 跟 drink tea 他们名词前不用加冠词? 为什么颜色前加in? 为什么形容词前加be become后加神马? why the rhinoceros have become endangered?这个句子中为什么谓语动词用have,不用has?