__ many times, but she still didn't know how to do it.
#79925
A
She was taught
B
Having taught
C
Having been taught
D
She has taught
推荐题目
The professor, _____ some of his assistants, _____ to attend our discussion this afternoon.
#32789
A
and; is
B
as well as; is
C
or; are
D
except for; are
It is said that by 2010 there will be ______530 million tourists entering Tibet each year.
#31848
A
as many as
B
as much as
C
as more as
D
many than
There’s now a consensus nearly all over the world _____ we’re facing a fragile world peace.
#33571
A
where
B
which
C
that
D
what
I will accept Guy coming with us, ________ he pays for his own meals.
#30281
A
only if
B
so that
C
ever since
D
even though