划英语句子成分he is seen interested in the book.首先问句子有错吗,seen 还是see

1.He was interested in_____he had seen at the exhibition. 英语选择he is seen ____ in the park every morningA.walk B.walks 英语翻译1she is often seen in a new hat.2he is being seen by the 英语翻译your smile is the best I have ever seen这么翻译有错吗? neither i nor he has seen the has seen可以改成hasn‘t seen吗?为什么 This is the biggest tiger _____ he has ever seen in the zoo. This is the most beautiful picture __________I have seen.see He is interested in English.整个句子的句子成分 再一个问题,he is interested in English句子成分分析, He is seen clean his car in front of the house sometimes.指出一 he was even seen reading in the toilet.为什么用seen he is the tallest man I have ever seen.请问句中的I have ever seen