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 ___________ ?