plants to 选择
Light gets through, and this is essen- tial________plants to make the food
[A] with
[B] from
[C] under
[D] for
Light gets through, and this is essen- tial________plants to make the food
[A] with
[B] from
[C] under
[D] for
第1题
Every man in this country has the right to live where he wants to _____ the color of his skin.
A) with the exception of B) in the light of
C) by virtue of D) regardless of
第3题
Hydroponics ______ the cultivation of plants without soil.
A.does
B.is
C.do
D.are
第7题
A.5、0、30、40
B.5、0、45、50
C.5、2、30、60
D.5、2、30、95
第8题
What will be the possible threat to plants in the future?
A.Storms and floods.
B.Disease and fire.
C.Less space for their growth.
D.Rapid increase of the animal population.
第9题
2
(g)达到平衡.此时,向反应系统中加入一定量的惰性组分H2O(g),则标准平衡常数Kθ(),C6H5C2H5(g)的平衡转化率α(),C6H5C2H3(g)的摩尔分数y(C6H5C2H3)().(选择填入:增大、减小、不变.)
第10题
A. is laid
B. is lain
C. lays
D. lies