Read the passage and fill in the blanks with proper words. (14分) You know that eating a sensible diet and getting plenty of exercise help make your body healthy and strong. But do you know that there are ways to make your brain healthier and smarter? Here are seven steps toward a smarter brain. Limit your TV viewing Never spend too much time on TV viewing, for it n__小题1:__ very little brain activities. Your brain will become weak just as your muscles do. If you do watch TV, choose something educational and meaningful. Travel Travelling to a____小题2:__ country forces you to see and do things in a fresh way, bringing stimulation to the brain. Learn a new language Learning a new language involves different learning methods. Learning a language sharpens your brain and helps prevent memory p___小题3:___ that you may meet in later years. Read often As you read, take the time to look up people or places that aren’t familiar. Reading makes your vocabulary much l___小题4:__ if you always search for words and definitions that you don’t know. Each week, choose an animal, a bird or fish, and read everything you can about it. Stretch your brain as you become an expert on the subject. Calculate w_____小题5:___ you shop As you put things in your grocery cart, total everything in your head. See how close you get to the actual total. Use your non-dominant（不占优势的）hand If you are right-handed, use your left hand for everyday activities, or use your right hand if you are left-handed. Doing familiar things in a different way will make your brain c____小题6:__ new neural （神经）networks. Wechat（微信）! Read messages from people who has different interests. And some say that learning to express y____小题7:___ in just 100 words is a great brain challenge. Have a try and do these every day. Little by little you can get into the habit of challenging your brain, and make your brain smarter!