—Why does the lake smell terrible?—Because large quantities of water_______________.
#99629
A
have polluted
B
is being polluted
C
has been polluted
D
have been polluted
推荐题目
-----Where is your new home now?-----In the new developed zone. But I ______ downtown for five years.
#100852
A
have lived
B
had lived
C
lived
D
was living
---How did the warm-hearted lady find you and return your lost bag?---She said that she my bag on the bench with my name card in it.
#100714
A
notice
B
was noticing
C
has noticed
D
had noticed
—Who ________ for the shooting at a movie theatre in America?—A gunman named James Eagan Holmes.
#99357
A
is blaming
B
has blamed
C
is to blame
D
is to be blamed
He _____ football regularly for many years when he was young.
#100315
A
was playing
B
has played
C
played
D
had played
Jeo, don’t _______ now; you’re improving all the time. It won’t be long ______ you can speak English well.
#99916
A
give in; until
B
give up; before
C
give in; when
D
give up; after