— Alvin，are you coming with us?—I'd love to，but something unexpected ________.
#63769
A
has come up
B
was coming up
C
had come up
D
would come up
推荐题目
Mary has __________ herself __________ for the party.
#63748
A
held; up
B
attended; to
C
done; up
D
turned; up
Kate ________ on her new novel, which is supposed to come out next month.
#63761
A
was working
B
had worked
C
will be working
D
has been working
Minister Bill De Blasio in office fewer than 48 hours when he came face to face with his biggest challenge in his life．
#63755
A
has been
B
had been
C
would be
D
is
-- I have got a headache. -- No wonder. You_________ on the math exercises too long.
#63776
A
work
B
are working
C
have been working
D
worked
A major search has been_____ for a Malaysian Airlines jet with 239 people on board after it lost contact flying from Kuala Lumpur to Beijing.
#63752
A
identified
B
launched
C
substituted
D
dissolved