Carl Linnaeus made great contributions to ________ plant species.
#93953
A
group
B
have grouped
C
grouping
D
been grouping
推荐题目
________, I think, and the problem could be settled.
#93734
A
A bit more effort
B
So long as you keep up your spirits
C
If you doubt your efforts
D
Making great efforts
Do you know Australia was, as a matter of fact,________ used to be a nation of prisoners?
#94068
A
what
B
where
C
which
D
that
The reason Beethoven went away to the country is ______.
#95022
A
that he was gradually going deaf
B
because he was gradually going deaf
C
on account of the fact that he was gradually going deaf
D
since he was gradually going deaf
–What’s the noise ? It sounds as if it comes from upstairs. --______. It must be the window-cleaner working , next door.
#93541
A
I’m not sure
B
I hope not
C
I’d rather not
D
I don’t think so
It was not until she got home ______ Jennifer realized she had lost her keys.
#95163
A
when
B
that
C
where
D
before