Tom was about to close the window ______ his attention was caught by a bird.
#31898
A
when
B
if
C
and
D
till
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The question came up at the meeting _____ we had not enough money to do the research.
#34576
A
whether
B
if
C
that
D
what
Professor Hawking stepped into the office I knew that there was no hope.
#31869
A
Unless
B
Now that
C
Although
D
The moment
The researchers found clear and convincing evidence ________ happiness is the key when it comes to better health and longer lives.
#32958
A
where
B
whether
C
how
D
that
_______ the two are only several days apart in age, they seem to belong to wholly different generations.
#31480
A
While
B
When
C
As
D
Since
It wasn't such a good job ______ she had read about in the advertisement.
#80444
A
like
B
which
C
as
D
what