阅读填空“七选五”专项训练（一）Easy Ways to Keep Your Brain SharpEveryone is forgetful, but as we age, we start to feel like our brains are slowing down a bitand that can be a very annoying thing._1_. Read on for some techniques worth trying.1_2_People who regularly made plans and looked forward to upcoming events had a 50 percent reduced chance of Alzheimers disease（阿尔茨海默病）, according to a recent study._3_Something as simple as setting a goal to have a weekly coffee date with a friend will
