now more and more peopl like takeing h_____ train when they travel.

now more and more peopl like takeing h_____ train when they travel.

now more and more peopl like takeing (high-speed) train when they travel.
答案：high-speed
解析：high-speed train意思是“高铁，高速动车”。

now more and more peopl like takeing h_____ train when they travel.
现在越来越多的人喜欢以H _____火车旅行时。
《百度翻译》供你参考。

highway （train ）
高速列车