( )If you have trouble _ into deep at night,a glass of hot milk before bedtime.

to fall.falling.falling.to fall,trying to drink B,try drink D,try and drink
CA

选择D，have trouble doing 做某事有困难
try doing 尝试做某事

不懂请追问，满意请采纳~

你好！ 良师益友伴你行团队的解答~ 祝学习进步~\(^o^)/，尝试着睡前喝杯牛奶：如果你晚上沉睡有困难选 D have trouble doing sth 做某事有困难 try doing sth 尝试做某事 翻译。 来自 希望对你有所帮助，望采纳。

选D。 have trouble doing sth.，第一空选falling try doing sth,尝试做某事，第二空选try drinking