Fill in the blanks with the proper words or expressions given below, changing the form if necessary.keep in touch ；join...with；make it possible ；pros and cons；long for；peace of mind；worry about； friend circle；make smart choices； have a try1) There are _____________ in everything, old or new.2) In this busy world, we need more _____________ .3) Do you always _____________ with your friends home and abroad?4) WeChat _________________ for my mom to show her flowers every day.5) Some people _________ the future but also worry about new changes in their life.6) Running is fun! Why not ___________ ?