材料一：近年来，我国劳动力成本上升较快，中国制造业向海外转移的警钟不断敲响。某知名体育用品制造商关闭在华仅有的一家直属工厂，某汽车公司将1.2万个工作岗位从墨西哥和中国迁回美国。同样，中国制造业也面临前所未有的困境，普遍遭遇“用工荒”的侵袭。要应对这一经济形势，必须依靠加薪，或者科技创新。于是2015年沿海省份先后实施了“机器换人”计划，以减轻“用工荒”给企业发展带来的不利影响。

材料二：“幸福感”是心理学家、社会学家和经济学家研究的一个热点课题。

下列关于鉴真和玄奘的叙述，正确的是(   )

    How much do you laugh and smile during the day? Do you take your life and your illness or injury so 1 that there is no room for joy to fill you? Want a totally free, simple way to lift your 2 and improve your health with no medicine needed? Then laughing and smiling is 3 to you.

    So laugh your way to happiness.4 it takes to put a smile on your face is what you should be doing. Research shows that laughing can increase the immune system,5 the body to stay disease free and fight colds and the flu.

    If you are facing an illness, having a positive life opinion and a 6 of humor will keep your body open to healing. If you are healthy, laughing will help to make sure you stay that way, and can 7 enjoyment to your work and home life and 8 your daily stress.

    Certainly, it can be 9 to keep a positive opinion of life all the time. Simply taking the time to 10 on the positive and treat for the good things 11 in your life can help 12, but if you are struggling with negative emotions that you just can't seem to 13, there are tools that can help.

    There are so many things out there to smile about and 14 you have to do is find 15. Practice looking for the bright 16 of every situation. Avoid the negative: don't 17 yourself with your own problems—or 18 others for their “shortcomings”. And don't pay no attention to the joy in everyday things. Create your own “Laugh for Health”19 - anything to add to your collection and to give you fresh materials that 20 to you.