He for three years.
A: has joined
B: has been in the army
C: joined
D: has served the army
A: has joined
B: has been in the army
C: joined
D: has served the army
举一反三
- He ____ for three years. A: has joined the arm B: has been in the army C: has been serving in the army D: joined the army
- His brother joined the army three years ago.His brother______ ______ ______the army for three years.
- —Does Liu Hui serve in the army? —No, but he ________ in the army for three years A: served B: has served C: is serving D: would serve
- — How long has he been in the army — Oh, he joined the army as far （） as 1997. A: ago B: away C: from D: back
- He _________ the League three years ago. A: joined B: has joined C: joins D: is joining