I can't open any of apps that already in my macbook pro such as App Store,iMovie,calendar and lot more . How do I solve this problems? help me please..

When I click some of the apps that already in my Macbook Pro since the first time I bought this , it show up at the docks but in the next seconds it disappear and the apps won't opened . the apps that can't be opened are App Store , iMovie , PhotoBooth , Calendar , iBooks and lot more . I just use my macbook for just a week and I'm still new on macbook . help me please to solve this 😟