—Is Tom still in New York or already back at home?
—I’m not sure _________. I’ll call to make sure.
A.if he has been back | B.that he has come back |
C.why he has come back | D.how he will be back |
—Is Tom still in New York or already back at home?
—I’m not sure _________. I’ll call to make sure.
A.if he has been back | B.that he has come back |
C.why he has come back | D.how he will be back |