很难的

• Measuring the economic aftershocks is hard
  衡量灾后经济影响是很难的。
• It ' s difficult to judge people ' s characters
  要评断人的个性是很难的。
• The work is too hard to be finished in a day
  参考答案： 46 .这是个很难的活儿，一天做不完。
• Who finds it diffiicult to control his urges
  才觉得控制欲望是很难的
• This practice however , is very difficult
  这样的修持，的确是很难的。
• It ' s hard to leave live usage city
  要离开已住习惯的城市是很难的事。
• Who finds it diffiicult to control his urges
  才觉得控制欲望是很难的
• It is hard to tell them apart sometimes
  有时候分别告诉他们是很难的
• It is difficult to understand the concept of endless space
  要理解浩瀚宇宙的概念是很难的。