to do用法Chinese President to Visit Japan Soon 这里to visit是什么成分

America's Vice President Joe Biden to visit China 里的to的用法是什么 翻译VISIT OF THE PRESIDENT TO He is to visit Japan next year. visit sb.to do sth. he wants to ask you ___places to visit in japan When`the best time to visit chinese? Russian President paid his first visit to Shaolin Temple las visit to和visit区别, He said he would be___a visit to Japan next month He said he would be___a visit to Japan next month. do you want to visit hainan this year ?为什么用to visit而不用visit welcome to visit还是welcome visit to