By eleven o'clock yesterday, we ______ at the airport.
By eleven o'clock yesterday, we ______ at the airport.
A.had arrived
B.have arrived
C.shall arrive
D.arrived
答案及解析: A
By eleven o'clock yesterday, we ______ at the airport.
A.had arrived
B.have arrived
C.shall arrive
D.arrived
答案及解析: A