问题补充：
My brother the army two years ago.He has for two years.
A. joined in ; joined
B. joined ; been a soldier
C. joined in ; become a soldier
D. joined; joined in
答案：
A. joined in ; joined
(答案→)B. joined ; been a soldier
C. joined in ; become a soldier
D. joined; joined in
解析：这题第一空考查词组：join the army“参军”，第二空填表示状态的词，been a soldier和for two years连用。选B。
