Though I have often heard this song _______. I have never heard you _______ it.
#98432
A
being sung, sang
B
sang, singing
C
sung, sing
D
to be sung, to sing
推荐题目
A new museum is being built in our city and it’ll be accessible to the citizens when___ next year.
#94242
A
completing
B
is completed
C
to be completed
D
completed
There are still many problems ______ before we are ready for a long stay on the Moon.
#88396
A
solving
B
solved
C
being solved
D
to be solved
Although a teenager, Fred could resist ______ what to do and what not to do.
#96557
A
to be told
B
being told
C
having been told
D
to have been told
Mr Smith, of the speech, started to read a novel.
#98581
A
tired; boring
B
tiring; bored
C
tired; bored
D
tiring; boring