.Jenny, your paintings are wonderful. I _____ you learned to paint.
#4747
A
hadn’t known
B
didn’t know
C
won’t know
D
haven’t known
推荐题目
He apologized for _____.
#4530
A
his not being able to come
B
his being not able to come
C
his being able not to come
D
him not being able to come
.The plane ______, _______ all 200 people aboard.
#4771
A
survived; to kill
B
crashed; killing
C
missed; killed
D
balanced; and killing
.—May I remind you that a Mr. Zhang is waiting downstairs, sir? —Oh, dear. I ________ about it.
#4759
A
forget
B
forgot
C
have forgotten
D
had forgotten
.By around 900 AD,there were many places in Northern Europe______the Vikings chose to live.
#4786
A
in which
B
when
C
which
D
at which
I knew my parents ______ angry if I was found playing computer games too often.
#4616
A
got
B
had got
C
were getting
D
would get