根据要求变换句型,每空一词1、His brother joined the army two years ago.(改为

根据要求变换句型,每空一词
1、His brother joined the army two years ago.(改为同义句)
His brother _____ _____ in the army for two years.
2、I borrowed the dictionary three weeks ago.
I _____ _____ the dictionary for three weeks.
3、-- You want ____ sandwich
-- Yes,I usually eat a lot after a weekend trip.
A.other B.another C.others D.the other
4、I have already r_____ a letter from my bother.