Do you know what an“open house”is?It is a kind of 41 to celebrate students’ completion(means finishing)．of school．Open houses are very 42 with Americans．In some areas many students 43 it with a dinner at home with their parents．They usually 44 open houses in May,June and July．Sometimes people join 45 one a day．Guests at an open house are usually the family’s friends or relatives．Open houses are also good 46 for students to get some money for their studies．Guests traditionally 47 small presents or cards with money．
But not 48 open houses are taking place at home．Town halls,restaurants,parks etc．are also good choices．There is usually an area 49 tables and chairs,and people can eat,drink and chat there．There may also be an area for 50 to play games．
41．A．house B．show C．meeting D．party
42．A．cool B．popular C．excited D．helpful
43．A．watch B．join C．celebrate D．hate
44．A．have B．practise C．buy D．finish
45．A．more than B．1ess than C．more D．1ess
46．A．class B．time C．holiday D．day
47．A．dream B．receive C．take D．wait
48．A．either B．any C．all D．both
49．A．in B．of C．with D．about
50．A．children B．family C．friends D．relatives