If you go to fast food restaurant, you can see a lot of teenagers. Today,1teenagers are  2 because of their favorite food. Most teenagers 3junk food 4 a lot of fat, salt and sugar.

    5 bad eating habits are more than junk food. We find many teenagers eat6 Some don't have 7 before they go to school. During the day, some don't 8a proper meal for lunch. In a survey 9 one school, scientists found that over 65% of the students didn't have 10 healthy diet.

    Parents today also 11 about their children's diet. Some doctors give the following 12

    Teenagers shouldn't eat 13 junk food .Teenagers shouldn't eat food with much14 Salt can cause high blood pressure in the future.

Teenagers should eat food without much fat, oil and sugar.

    Teenagers15 to eat some fruits and vegetables every day. Fruits and vegetables are rich in vitamins and they have little fat.

2015年1月9日，中共中央、国务院在北京隆重举行国家科学技术奖励大会。***首先向获得2014年度国家最高科学技术奖的于敏院士颁发奖励证书，并同他热情握手表示祝贺。***讲话指出，我国经济发展进入新常态，要保持中高速增长．向中高端水平迈进，必须依靠创新支撑。国家重视科技创新的文化生活依据是（   ）

①文化与经济相互影响，相互交融，科技创新有利于促进经济发展

②大众传媒是文化传播的重要途径，科技创新有利于大众传媒手段更新

③科技是民族文明程度的重要标志，具有实用性和整体性的特点

④科技是推动文化发展的重要因素，现代科技的运用能够促进文化的传播与发展