更多"（）no gravity,there would be no air "的相关试题:
[单项选择]（） no gravity, there would be no air around the earth.
A. Were there
B. Was there
C. There were
D. There be
[单项选择]There would be no air pollution to this city because ______.
A. there was a special plant to treat the polluted air
B. the city was away from the mainland
C. people in the city did not burn oil or coal
D. vehicles there were powered by electricity
[单项选择]An energy tax would curb ordinary air pollution, limit oil imports and cut the budget __________
A. disposition
B. discrepancy
C. defect
D. deficit
[单项选择]Without air resistance, all objects would fall at the same speed ________ their weight.
A. regardless of
B. instead of
C. according
D. despite of
[单项选择]Cold air causes the arteries around the heart to constrict.
A. become rigid
B. contract
C. close
D. die
[单项选择]Cold air causes the arteries around the heart to {{U}}constrict{{/U}}.
A. become rigid
B. contract
C. close
D. die
[单项选择]Helen said she would like to go to Atlanta by air, but I wonder if she has enough money to pay for the______.
A. travel
B. tourism
C. journey
D. course
[单项选择]Spectral reading of the light reflected by an Earth-like planet ______.
