1.How long ________ he ________ the army?
1.How long ________ he ________ the army?
A.has,joined
B.has,been in
2.They have been to the United States.Really?When ________ they ________ there?
A.have,gone
B.did,go
C.have,been
A.has,joined
B.has,been in
2.They have been to the United States.Really?When ________ they ________ there?
A.have,gone
B.did,go
C.have,been
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