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
.He suffered from a serious illness last year and I don’t know whether he is_____or dead now.
#5011
A
living
B
alive
C
live
D
lively
1 feel that one of my main duties ______ a teacher is to help the students to become better learners.
#4903
A
for
B
by
C
as
D
with
. The order _____the general gave was _____we must break through the enemy’s defence .
#4690
A
that; /
B
/; that
C
which; which
D
that ; which