很难的

• It is difficult to put one guy ahead of another
  将一个人置于另一个人前面是很难的。
• It was found difficult for us to understand him
  我们发现要了解他是很难的。
• It is difficult to grasp the concept of infinite space
  掌握无限空间的概念是很难的。
• Mostly hard sciences , per your request
  多数是些很难的科学课程，是你要求的
• I can not complete the task beyond my capacity
  我无法完成这个对于我来说很难的任务。
• It ' s gonna be rough . i didn ' t wanna speak foryou
  这会很难的，我不想提起你
• I ' m not asking you for a whole lot , just to . .
  我不是要你做什么很难的事情
• It is hard to feed a large family on a low income
  靠低收入来供养一个大家庭是很难的。
• The teacher set very difficult questions for the exam
  那个教师给考试出了些很难的题。
• Do you find it a hard job to end the fighting
  你觉得结束这场战争是一件很难的工作吗？