________ excited Geoff Marcy most was whether there were planets in other solar system where life might exist.
#31534
A
It
B
That
C
What
D
Why
推荐题目
The engineers are so busy that they have zero time for outdoor sports activities, _____they have the interest.
#30885
A
wherever
B
whenever
C
even if
D
as if
What an unforgettable experience! I’ll write it down _______ it is still fresh in my memory.
#34758
A
since
B
after
C
while
D
until
We will be for ______ promises to volunteer to help us solve the puzzling problem.
#31994
A
whoever
B
any one of them
C
those who
D
anyone
— What a shame ! It turned out to be a failure.— We missed a process,_______ we could not succeed in the experiment.
#31685
A
and otherwise
B
and therefore
C
or perhaps
D
but luckily