Prague has a population of over one million

Prague
Prague has a population of over one million.It is not(41)....... city in Eurpore, but it is certainly one of the most beautiful.It is built on seven hills on the(42)......of the river Vtava.Fifteen bridges(43)......the river.The most famous is Charles Brides,(44).....joins Prague Castles and the old town.
People call Prague "the golden city" and "the Mother of cities" because it still(45).....many beautiful medivial buildings and statues.Perhaps the(46).......building is the Old town Hall with its(47).....15th century astronomical clock.People also (48)......Prague"Eurpore's School of Music".There are many concert halls, and(49).......May there is a famous music festival :"Prague Spring"
There is now a modern underground, but traffic is still a (50)....... .It is better to walk and feel the atmostphere of the pretty little streets
41.A.big B.bigger C.biggest D.the biggest
42.A.banks B.sides C.ways D.wings
43.A.across B.cross C.crossing D.to cross
44.A.who B.whom C.which D.that
45.A.to have B.have C.has D.having
46.A.popular B.more popular C.most popular D.popularity
47.A.amaze B.to amaze C.amezed D.amazing
48.A.call B.ask C.say D.tell
49.A.each of B.every C.all D.most
50.A.problem B.question C.matter D.diificult