His ability has never been in doubt----the question is ___________ or not he is prepared to work hard.
#31580
A
that
B
if
C
where
D
whether
We didn’t know you were in trouble at that time, _______ we would have given you a hand.
#31581
A
therefore
B
unless
C
otherwise
D
so
All of us burst into laughter _____ we saw Mr. Bean’s funny appearance.
#31582
A
on the instant
B
for an instant
C
the instant
D
in an instant
—Some Chinese students find it difficult to understand native speakers when in London.—Exactly, ______ they’ve learned a lot about grammar and known many words.
#31583
A
if only
B
now that
C
even if
D
as if
According to the rules of the factory, you can ask for leave ________ you have a doctor’s diagnosed(诊断) note.
#31584
A
now that
B
if
C
unless
D
even though
He ended his speech with a remark_______ knowledge _______power.
#31585
A
which; was
B
that; is
C
which ; is
D
that ; was
______children get older, Doherty said, their brains may develop the ability to indentify visual context.
#31586
A
As
B
When
C
While
D
Since
Many people can't learn any lessons from the mistakes they've made _____ they get hurt somehow.
#31589
A
whether
B
unless
C
if
D
as
Be quick, _____ we’ll miss the beginning of the fireworks display in the park.
#31590
A
so
B
or
C
because
D
though
_______ excited his parents most is that he had passed the entrance exam and was admitted into his dream college.
#31591
A
That
B
What
C
Which
D
It
______ time went by , Herbert could finish all the maths exercises in class.
#31593
A
With
B
As
C
while
D
Since
He thought she was a pretty girl poorly she was dressed.
#31594
A
how
B
as though
C
as long as
D
however
Physical Education in schools can teach us endurance — something we all need ______ life becomes tough.
#31595
A
unless
B
in case
C
though
D
until
Qian Xuesen tried many times _________ he found the solution to the puzzle about space technology.
#31596
A
after
B
before
C
since
D
when
—Do you have anything to say for yourselves?—Yes, there is one point _________ we must insist on.
#31597
A
why
B
where
C
how
D
/
We need some more facts and figures __________ we take the final decision.
#31598
A
since
B
before
C
after
D
until
That is the small house less than 20 square meters, under ______Roof lives a large family of three generations.
#31599
A
which
B
whose
C
its
D
that