根据中文意思完成句子。
该给花浇水了。
______ water the flowers.
你最好先打电话确认是否有多余的票。
______ call ahead to make sure whether there are some extra tickets.
咖啡太烫,没法喝。
My coffee is ______ drink.
对学生而言,多做一些课外阅读是很重要的。
______ more after-class reading.
为什么不告诉他,只要尽力,他迟早会赶上其他人?
______ he tries his best?