He stays up____ in the evenings to go online to get the____ information.

He’s only 17 and____not eligible to vote.

 December 17, 2011 was a sad day for the North Koreans, ______ their top leader Kim Jung-ill passed away unexpectedly.

The rapidly growing birth rate brings about a lot of environment problems, which the government is supposed to take _____.

－If I’m not mistaken, your birthday is coming up. Has your brother sent you anything?－Not yet. He never forgets, _________.