—Hey! What's the rush?—The plane ________ at 4∶00 and I need to see my uncle off.
#101263
A
takes off
B
will take off
C
has taken off
D
took off
推荐题目
By the time Jack returned home from England, his son __________from college. 
#101958
A
graduated
B
has graduated
C
had been graduating
D
had graduated
The teacher said that Columbus _______America in 1492.
#102954
A
discovered
B
found
C
had discovered
D
had found