更多"When were the images of Mars taken"的相关试题:
[单项选择]When were the images of Mars taken
[单项选择]When were pulse rates taken
A. After every exercise period.
B. Every time the ratio of active riding was increased.
C. Every day.
D. After each step-test.
[单项选择]When were the trademark registration provisions modified
A. 1880.
B. 1870.
C. 1905.
D. 1915
[单项选择]Essential safety ______ must be taken when attempting to patch up this electrical device.
A. measures
B. prerequisite
C. calculation
D. recommendation
[单项选择]When were the first battles of the revolution fought
A. 1772.
B. 1777.
C. 1775
D. 1774.
[单项选择]The best color pictures are taken when _________.
A. the sun is directly overhead
B. the range of highlights and shadows is large
C. the sun is lower in the sky
D. black and white film is used
[单项选择]When were the shuttle and telescope moved into a higher orbit
A. Before the telescope was repaired.
B. After the rocket was exploded.
C. When the rocket was within less than a kilometer from the spacecraft.
D. When the experts could look deeper into space than ever befor
[单项选择]What were the Mars' seasonal changes in color believed to be
A. The natural changes on the planet.
B. The seasonal cycles.
C. The movement of some life form.
D. The storm of dust in its atmosphere.
[单项选择]Even when they were allowed to work, they were never given responsible jobs.
A. 即使她们允许别人工作,她们也会负起责任。
B. 即使她们被允许工作,她们也不会负起责任。
C. 即使她们被允许工作,她们也决不会得到合适的工作。
D. 即使她们允许别人工作,她们也不会给别人合适的工作。
[单项选择]The planes disappeared when they were flying near the United States.
[单项选择]Jane was badly taken in when she paid $300 for that second-hand bicycle; it was not worth
A. that all much
B. all that much
C. much all that
D. that much all
[单项选择]We were talking on the phone when we were ______.
A. cut down
B. cut off
C. hung up
D. hung back