Many Chinese believe     1     (eat) pig brains will increase their     2     (intelligent) and some Americans     3     (regular) eat uncooked eggs to keep their minds sharp.     4    ，doctors don't advise people     5     (eat) the raw eggs or animal brains.Then，what food is good for your brain？Scientists have found a relationship between diet and a healthy brain.Generally speaking，fish is a brain food.Besides fish，you should add lots of dark green leafy vegetables and colorful fruits     6     your diet     7     most people lack(缺乏) the special vitamins     8     these brain foods provide.If you often eat brain foods，they can increase brain power—help you pay attention，keep you     9     (excite)，improve your memory and lessen stress from studies.Then you can do much     10     (good) in your test.