They could have attended the awarding ceremony，but their flight due to the bad weather．
#99062
A
was delayed
B
had been delayed
C
has delayed
D
was delaying
推荐题目
—Can I join the club, Dad?—You can when you _____ a bit older.
#101716
A
get
B
will get
C
are getting
D
will have got
It was the third time that I ________ of the changes of the timetable.
#99946
A
had informed
B
have informed
C
had been informed
D
have been informed
—What’s that noise, John?—Oh, don’t you know that the school library ?
#101331
A
is rebuilt
B
is being rebuilt
C
was rebuilt
D
has been rebuilt
John kept looking at the pretty girl, wondering whether he_________ her somewhere.
#99831
A
saw
B
has seen
C
sees
D
had seen
---Why didn’t you go to yesterday’s meeting?---I would have but I ______ too busy working on the important experiment.
#104208
A
had been
B
was
C
were
D
am