THE FIRST LAPTOP WAS PRODUCED________1991.
IN
I'VE BEEN STUDYING ENGLISH __________FIVE YEARS.
FOR
VIETNAM WAS SEPARATED INTO TWO PARTS________ABOUT 20 YEARS.
FOR
I GOT A PHONE CALL____________THE MORNING.
DURING
EAST AND WEST GERMANY HAVE BEEN UNITED_______1990.
SINCE
IT WAS ____________THE CHRISTMAS HOLIDAY WHEN I BOUGHT A NEW CAR.
DURING
FRANK AND CHARLES HAVE BEEN PLAYING BASEBALL_______THEY WERE KIDS.
SINCE
I HAVEN'T BEEN IN A CIRCUS________I WAS 10 YEARS OLD.
SINCE
JAZZ BECAME POPULAR_____THE 1920'S.
IN
SHE USED TO SING IN A BAND SIX YEARS__________.
AGO