更多"When the air in a certain space is "的相关试题:
[单项选择]When the air in a certain space is squeezed to occupy a smaller space, the air is said to be______.
A. commenced
B. compressed
C. compromised
D. compensated
[单项选择]Most cloud formations occur when air masses of different temperatures collide.
A. touch
B. smash
C. bump
D. clash
[单项选择]Up （） into the air when the ten-second countdown was over.
A. the rocket shot
B. shot the rocket
C. was the rocket shot
D. the rocket was shot
[单项选择]Up ______ into the air when the ten-second countdown was over.
A. the rocket shot
B. shot the rocket
C. was the rocket shot
D. the rocket was shot
[单项选择]The author implies that allelomimetic behavior occurs most often among animals that ______.
A. prey on other animals
B. are less intelligent than their enemies
C. move in groups
D. have one sense organ that dominates perception
[单项选择]（）man must fear when traveling in space is radiation(辐射) from the sun.
A. Which
B. How
C. What
D. That
[单项选择]In order to prove air takes up space, we can ______.
A. stuff a dry handkerchief into the bottom of a glass
B. stuff a wet handkerchief into the bottom of a glass
C. stuff a dry handkerchief into the bottom of a jar
D. stuff a wet handkerchief into the bottom of a glass
[单项选择]______ man must fear when traveling in space is radiation from the sun.
A. Which
B. How
C. What
D. That
[单项选择]The Space Age ______ in October 1957 when the first artificial satellite was launched by the Soviet Union.
A. initiated
B. originated
C. embarked
D. commenced
[单项选择]According to the passage, when should we do when novel ideas appear
A. Discover the aims of their adherents.
B. Ignore them.
C. Follow the fashion.
D. Regard them as normal.
[单项选择]When is integration performed
A. Project planning.
B. Project execution.
C. At key interface points.
D. At the end of each project management phase.
