For all its extremes, Venus is a(n) incalc
题型:单项选择题
问题:
For all its extremes, Venus is a(n) incalculable laboratory for researchers studying the weather and climate of earth.
A.invaluable
B.valuable
C.value
D.valueless
For all its extremes, Venus is a(n) incalculable laboratory for researchers studying the weather and climate of earth.
A.invaluable
B.valuable
C.value
D.valueless