更多"PERPETUAL:"的相关试题:
[单项选择]The perpetual spinning of particles is much like that of a top, with one significant difference: unlike the top, the particles have no need to be wound up, for ______ is one of their ______ properties.
A. (A) revolution...radical
B. (B) motion...intangible
C. (C) rotation...intrinsic
D. (D) acceleration...lesser
E. (E) collision...hypothetical
[单项选择]Mary's {{U}}perpetual{{/U}} moaning nearly drove me mad.
A. endless
B. monotonous
C. serious
D. bitter
