—Did you meet the professor at the airport?—No，he ____ by the time I ____ there．
#42354
A
had left；got
B
has left；reached
C
was leaving；got
D
left；had got
推荐题目
—____ my pen?—Yes, I ___ it on your desk five minutes ago.
#40053
A
Have you seen; saw
B
Did you see; have seen
C
Will you see; am seeing
D
Do you see; will see
— When _________ you________ your teeth, Billy?—Just now.
#42507
A
do; brush
B
have; brushed
C
did; brush
D
was: brushing
—Hello! May I speak to Alice?—Sorry. She isn’t here right now. She ________ to the library.
#39497
A
goes
B
went
C
has gone
D
is going