I need  to get  up early.So please  ________me_______at six o'clock.
A.wake   up    B. get  up  C. ask  up    D.wake  down
My parents  took us to the US  ________a special  gift.
   A.  for   B.in C.as   D. about
  3.Let's  help __________
A. one  other    B.each  other      C. each   others    D. each  another