摘要：30．Robert is said abroad, but I don’t know what country he studied in ． A．to have studied B．to be studying C．to study D．to have been studying
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Robert is said ________ abroad, but I don't know what country he studied in．
- A.to have studied
- B.to study
- C.to be studying
- D.to have been studying
Robert is said ________ abroad,but I don't know what country he studied in．
[ ]
A．to have studied
B．to study
C．to be studying
D．to have been studying
Robert is said ________ abroad, but I don't know what country he studied in．
[ ]
A．to have studied
B．to study
C．to be studying
D．to have been studying