In the botanic garden we can find a（n）______of plants that range from tall trees to small flowers.
#4939
A
species
B
group
C
amount
D
variety
推荐题目
Her friend did everything in his ________ to help with her business.
#4637
A
energy
B
power
C
strength
D
force
I travel to the Binhai New Area by light railway every day, ________do many businessmen who live in downtown Tianjin.
#4723
A
as
B
which
C
when
D
though
Mr. Smith went to a bookstore, where a lot of books were .
#4588
A
produced
B
invented
C
housed
D
disappeared
-- I think he is selfish. -- _______, he is very noble and generous.
#4522
A
In other words
B
You are right.
C
Don’t mention it.
D
On the contrary