our country _the WTO for many years.A has joined C:has been
our country _the WTO for many years.A has joined C:has been
James ( ) for three years.A.has joined the army.B.has been i
Tom___ China for 3 years.A.has been B.has been in C.has been
He has joined the army for ten years.和 He has been in the ar
He () the Party since 1977 A.joined B.has joined C.has been
The country has _ _ _ visitors for many years
He_____for twenty years.A.has joined B.has been in the army
he ___for three years.A has joined the army B has been in th
He____for three years A)has joined the army B) has been in t
2.He a teacher for three years.A.has be B.has been C.will be
Ben ______ a teacher for 4 years .A.has been B.has become C.
now that the country (has joined)the WTO,China meets WTO cal