Eating too much fat can ______ heart troubles and high blood pressure.

Mr. White is a careful and experienced engineer, so he is often        to finish some challenging tasks.

(2013·甘肃兰州名校高三检测)There is one tip from the book that I do follow, and I ________ you do, too. Cut down on watching TV.

John worked hard at his lessons and gained _____to a famous university last year. 

(2014·山西太原模拟)Hiking by oneself can be fun and good for health.It may also be good for________building.