The last time we had great fun was ________ we were visiting the Water Park.
#30460
A
where
B
how
C
when
D
why
Part of the reason Charles Dickens loved his own novel，David Copperfield，was ________ it was rather closely modeled on his own life.(2010·北京)
#30461
A
what
B
that
C
why
D
whether
(2012·四川)Scientists study ________ human brains work to make computers.
#30462
A
when
B
how
C
that
D
whether
The shocking news made me realize ________ terrible problems we would face.(2011·北京)
#30463
A
what
B
how
C
that
D
why
Have you noticed the problem ________ he is now in low spirits？________ come?
#30464
A
where；What
B
that；How
C
in which；For
D
what；As
(2009·北京)At first he hated the new job but decided to give himself a few months to see ________ it got any better.
#30465
A
when
B
how
C
why
D
if
________ seems to be a strong competition in China for senior high students to enter universities does exist in other countries as well.
#30466
A
It
B
Which
C
What
D
That
________ several times，but he still doesn't know how to do it correctly.
#30467
A
Although I've taught him
B
I've taught him
C
Having been taught
D
Having taught
Information technology is taught in most schools，________ we have entered the information era.
#30468
A
so
B
while
C
for
D
still
It's really very dangerous.One more step，________ the baby will fall into the well.
#30469
A
or
B
so
C
but
D
and
There is still much to discuss；________，we shall return to this topic at the next meeting.
#30470
A
yet
B
therefore
C
otherwise
D
however
Knowledge is the food of thought ________，as long as it is put in our brain，we will grow wiser.
#30471
A
but
B
when
C
then
D
and
Help others whenever you can________you will make the world a nicer place to live in.
#30472
A
and
B
so
C
but
D
or
You have failed two tests.You'd better start working harder, ________you won't pass the course.
#30473
A
and
B
so
C
but
D
or
I thought we'd be late for the concert，________ we ended up getting there ahead of time.
#30474
A
but
B
or
C
so
D
for
It is often said that the joy of traveling is ________ in arriving at your destination ________ in the journey itself.
#30475
A
/；but
B
/；or
C
not；or
D
not；but
—I wonder how much you charge for your services.—The first two are free ________ the third costs $30.
#30476
A
while
B
until
C
when
D
before
Try to read stories in English and speak in English whenever you can，________ you will see more progress over time.
#30477
A
but
B
or
C
and
D
so
Stand over there ________ you'll be able to see the oil painting better.
#30478
A
but
B
till
C
and
D
or