更多"Nylon (is made) (of air), coal (and"的相关试题:
[单项选择]The introduction of fabrics made from rayon, nylon and other _______ fibers has made many changes in our civilization.
A. manufactured
B. artificial
C. synthetic
D. manned
[单项选择]The two elements（）water is made are oxygen and hydrogen.
A. that
B. which
C. of which
D. with which
[单项选择]______ chemical analysis shows that water is made up of hydrogen and oxygen.
A. Prospective
B. Provocative
C. Qualitative
D. Quantitative
[单项选择]The two elements（）water is made are the gases of oxygen and hydrogen.
A. that
B. which
C. of which
D. with which
[单项选择]Nylon was ___the human-made fibers.
A. the first of which
B. what the first of
C. it the first of
D. the first of
[单项选择]Air and water pollution are our Number One priorities regarding the current and future state of the environment．
A. 有关环境的现状和未来，空气和水污染是我们关注的首要问题。
B. 未来和现在的水污染和空气污染状况是我们关注的首要问题。
C. 由于空气和水污染，未来和现在的环境成了我们关注的首要问题。
D. 空气污染和水污染是未来和现在环境的头号杀手。
[单项选择]______ we need air and water, so we need criticism and self-criticism.
A. Even though
B. So long as
C. Just as
D. Now that
[单项选择]______ we need air and water, we need criticism and self criticism.
A. Even though
B. So long as
C. Just as
D. Now that
[单项选择]We all know the truth ______ there are air, water and sunlight, there are living things.
A. wherever
B. that
C. where
D. that wherever
[单项选择]Air, water and food is ______ to good health.
A. vital
B. convenient
C. important
D. sufficient
[单项选择]Water is to fish _______ air is to man.
A. that
B. which
C. what
D. how
[单项选择]______ we need air and water, so do we need criticism and self-criticism.
A. Even though
B. So long as
C. Just as
D. Now that
[单项选择]______ air is to man, so is water to fish.
A. Like
B. As
C. Since
D. For
[单项选择]{{U}}Efficient{{/U}} air service has been made available through modern technology.
A. Affluent
B. Modern
C. Inexpensive
D. Effective
