. ---- How long ____ at this job? ---- Since 1990.
#102924
A
were you employed
B
have you been employed
C
had you been employed
D
will you be employed
推荐题目
We had hoped to catch the 10:20 train, but _____ it was gone.
#103722
A
found
B
had found
C
would find
D
would have found
  The teacher tells his students to read the novel over and over again until they ______ it.
#104143
A
understand  
B
understood
C
have understood
D
have been understood
We _____ to move but are still considering where to go to. 
#104481
A
are deciding
B
decided
C
have decided
D
had decided