61._____________ (personal), it’s a waste of time spending too much time playing computer games..
62.I have received an__________ (invite) to lunch and not decided yet.
63.We must make it ________ (clearly)that smart phones work for us, and they are not our master.
64.The tray(托盘) is__________ (load) with cups
65.My friend gave his full __________(support) to my advice.
66.It is __________ (naturally)for the young to seek for the excitement of driving a fast car.
67.Mr Zhang Jiegong，a professor in memory, made an _________ (impress) speech in the hall this term.
68.Sand _________(blow) in my eyes when I walked along the seaside.
69.If you are ___________(involve)in something, you give a lot of time, effort or attention to it.
70. A rat came to the window，but I moved suddenly and __________(frighten)it away.