完成句子． 根据汉语意思完成英语句子，每个空格填—个单词。
在许多国家人们初次见面应该握手。
People are supposed to               when they meet for the first time in many countries.
你能告诉他尽快给我回电话吗？
Could you please tell him to      _        _to me as soon as possible?
努力学英语可以引导你找到一份好工作。
hard at English can      you to find a good job.
空难给全世界造成的影响难以想象！
The      of the air crash to all of the world can't be      .
XP系统的终结对于中国IT行业来说是一个巨大的挑战。
The "demise" of Windows XP is      as a great      by the Chinese IT companies.