who is the first Chinese to travel into space?属于什么句型?后面的to travel into是个不定式吗?

Who is the first.(cross)the river Who is the first man in space? 回答who is in the first photo? Who is the first man on the moon? who is the first human in the earth? The boy who is running won the first prize. The boy who won the first prize is my son 对吗 The boy who is running won the first prize.The boy who won the first prize is my son he is the first man who/that came to china. this tree who is the first to cross? who is the first sick man's new doctor Who is the first person to come back?翻译 who is the first catholic president in us? Chi Chi is me是什么意思 Who is first?的中文翻译 Who invented the first telephone? Who first used the Internet? Who came first?还是Who came the first? The woman who is talking with my father won the first prize.The woman who won the first prizeis talking with my father.两句有什么不一样.