完形填空It's interesting to visit another country,but sometimes

完形填空
It's interesting to visit another country,but sometimes there are problems when we don't know the 41 very well.It may be 42 to talk with the people there.We may not know how to use the telephone in the country we are visiting.We may not know how to buy the 43 we meed.In 44 countey we might not know where to eat or what to order(点菜）in a 45 .It is not easy to decide how much to tip(小费） 46 or drivers.When we need help,we might not know how to ask for help.It is 47 to have an experience(经历）like that.48 a short time,however,we learn what to do and what to 49 .We learn to enjoy life in another country,and then we may be 50 to leave there.Do you think so?
( )41.A.way B.people C.language D.words
( )42.A.tired B.happy C.easy D.hard
( )43.A.things B.trickets C.ships D.cloths
( )44.A.big B.small C.busy D.different
( )45.A.restaurant B.shop C.hospital D.park
( )46.A.workers B.waiters C.hospital D.park
( )47.A.useful B.amazing C.interesting D.unhappy
( )48.A.During B.Before C.After D.For
( )49.A.cat B.say C.play D.make
( )50.A.worried B.afraid C.glad D.sorry
要答案和每一道题的语法
现在就要