The historical events of that period are arranged ()A.in alphabetical order Bin an alphabetical

The historical events of that period are arranged ()A.in alphabetical order Bin an alphabetical
51.The historical events of that period are arranged ()
A.in alphabetical orderBin an alphabetical order
C.in the alphabetical orders D.in a alphabetical orders
52.They like to take a vacation ()
A.one time the year B.one time in a year
C.once a yearD.once in a year
53.”What is Todger?” “He is () .”
A.a poet and novelist B.a poet and a novelist
C.poer and novelist D.the poet and novelist
54.”How did you pay the workers ?” “As a rule , they are paid () “
A.byan hour B.bythe hour C.by a hour D.by hours
55.”The DMZ extends about two hundred kilometers ()
A.from east to west B.from the east to west
C.from the east to the west D.from eastern to westen